Home / 697,712.70-1,046,569.05-248,940.30

Finding the Fourth Proportional to 697,712.70, 1,046,569.05 and 248,940.30

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Solution

The fourth proportional to 697,712.70, 1,046,569.05 and 248,940.30 is: 373,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,712.70 : 1,046,569.05 = 248,940.30 : x
  2. Step 2: Convert to fraction form
    697,712.70/1,046,569.05 = 248,940.30/x
  3. Step 3: Cross multiply
    697,712.70x = 1,046,569.05 × 248,940.30
  4. Step 4: Simplify right side
    697,712.70x = 260,533,213,277.72
  5. Step 5: Solve for x
    x = 260,533,213,277.72/697,712.70
  6. Step 6: Final answer
    x = 373,410.45

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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.