Home / 566,066.66-781,177.05-307,949.24

Finding the Fourth Proportional to 566,066.66, 781,177.05 and 307,949.24

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Solution

The fourth proportional to 566,066.66, 781,177.05 and 307,949.24 is: 424,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,066.66 : 781,177.05 = 307,949.24 : x
  2. Step 2: Convert to fraction form
    566,066.66/781,177.05 = 307,949.24/x
  3. Step 3: Cross multiply
    566,066.66x = 781,177.05 × 307,949.24
  4. Step 4: Simplify right side
    566,066.66x = 240,562,874,947.06
  5. Step 5: Solve for x
    x = 240,562,874,947.06/566,066.66
  6. Step 6: Final answer
    x = 424,972.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.