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Finding the Fourth Proportional to 609,333.70, 840,870.25 and 337,395.74

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Solution

The fourth proportional to 609,333.70, 840,870.25 and 337,395.74 is: 465,600.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,333.70 : 840,870.25 = 337,395.74 : x
  2. Step 2: Convert to fraction form
    609,333.70/840,870.25 = 337,395.74/x
  3. Step 3: Cross multiply
    609,333.70x = 840,870.25 × 337,395.74
  4. Step 4: Simplify right side
    609,333.70x = 283,706,042,530.66
  5. Step 5: Solve for x
    x = 283,706,042,530.66/609,333.70
  6. Step 6: Final answer
    x = 465,600.45

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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.