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Finding the Fourth Proportional to 609,254.66, 840,802.48 and 337,352.55

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Solution

The fourth proportional to 609,254.66, 840,802.48 and 337,352.55 is: 465,563.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,254.66 : 840,802.48 = 337,352.55 : x
  2. Step 2: Convert to fraction form
    609,254.66/840,802.48 = 337,352.55/x
  3. Step 3: Cross multiply
    609,254.66x = 840,802.48 × 337,352.55
  4. Step 4: Simplify right side
    609,254.66x = 283,646,856,677.93
  5. Step 5: Solve for x
    x = 283,646,856,677.93/609,254.66
  6. Step 6: Final answer
    x = 465,563.70

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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.