Home / 609,929.94-841,705.28-338,002.31

Finding the Fourth Proportional to 609,929.94, 841,705.28 and 338,002.31

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Solution

The fourth proportional to 609,929.94, 841,705.28 and 338,002.31 is: 466,444.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,929.94 : 841,705.28 = 338,002.31 : x
  2. Step 2: Convert to fraction form
    609,929.94/841,705.28 = 338,002.31/x
  3. Step 3: Cross multiply
    609,929.94x = 841,705.28 × 338,002.31
  4. Step 4: Simplify right side
    609,929.94x = 284,498,328,979.20
  5. Step 5: Solve for x
    x = 284,498,328,979.20/609,929.94
  6. Step 6: Final answer
    x = 466,444.28

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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.