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Finding the Fourth Proportional to 609,280.71, 840,833.63 and 337,348.59

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Solution

The fourth proportional to 609,280.71, 840,833.63 and 337,348.59 is: 465,555.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,280.71 : 840,833.63 = 337,348.59 : x
  2. Step 2: Convert to fraction form
    609,280.71/840,833.63 = 337,348.59/x
  3. Step 3: Cross multiply
    609,280.71x = 840,833.63 × 337,348.59
  4. Step 4: Simplify right side
    609,280.71x = 283,654,039,505.08
  5. Step 5: Solve for x
    x = 283,654,039,505.08/609,280.71
  6. Step 6: Final answer
    x = 465,555.59

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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.