Home / 1,008,038.50-1,512,086.92-260,084.50

Finding the Fourth Proportional to 1,008,038.50, 1,512,086.92 and 260,084.50

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Solution

The fourth proportional to 1,008,038.50, 1,512,086.92 and 260,084.50 is: 390,134.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,038.50 : 1,512,086.92 = 260,084.50 : x
  2. Step 2: Convert to fraction form
    1,008,038.50/1,512,086.92 = 260,084.50/x
  3. Step 3: Cross multiply
    1,008,038.50x = 1,512,086.92 × 260,084.50
  4. Step 4: Simplify right side
    1,008,038.50x = 393,270,370,544.74
  5. Step 5: Solve for x
    x = 393,270,370,544.74/1,008,038.50
  6. Step 6: Final answer
    x = 390,134.28

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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.