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Finding the Fourth Proportional to 609,615.28, 841,275.84 and 337,687.35

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Solution

The fourth proportional to 609,615.28, 841,275.84 and 337,687.35 is: 466,012.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,615.28 : 841,275.84 = 337,687.35 : x
  2. Step 2: Convert to fraction form
    609,615.28/841,275.84 = 337,687.35/x
  3. Step 3: Cross multiply
    609,615.28x = 841,275.84 × 337,687.35
  4. Step 4: Simplify right side
    609,615.28x = 284,088,209,028.62
  5. Step 5: Solve for x
    x = 284,088,209,028.62/609,615.28
  6. Step 6: Final answer
    x = 466,012.28

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1.5x scale

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.