Home / 1,008,038.73-1,512,058.10-260,084.73

Finding the Fourth Proportional to 1,008,038.73, 1,512,058.10 and 260,084.73

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Solution

The fourth proportional to 1,008,038.73, 1,512,058.10 and 260,084.73 is: 390,127.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,038.73 : 1,512,058.10 = 260,084.73 : x
  2. Step 2: Convert to fraction form
    1,008,038.73/1,512,058.10 = 260,084.73/x
  3. Step 3: Cross multiply
    1,008,038.73x = 1,512,058.10 × 260,084.73
  4. Step 4: Simplify right side
    1,008,038.73x = 393,263,222,682.81
  5. Step 5: Solve for x
    x = 393,263,222,682.81/1,008,038.73
  6. Step 6: Final answer
    x = 390,127.10

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.