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Finding the Fourth Proportional to 609,293.62, 840,872.54 and 337,386.82

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Solution

The fourth proportional to 609,293.62, 840,872.54 and 337,386.82 is: 465,620.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,293.62 : 840,872.54 = 337,386.82 : x
  2. Step 2: Convert to fraction form
    609,293.62/840,872.54 = 337,386.82/x
  3. Step 3: Cross multiply
    609,293.62x = 840,872.54 × 337,386.82
  4. Step 4: Simplify right side
    609,293.62x = 283,699,312,295.92
  5. Step 5: Solve for x
    x = 283,699,312,295.92/609,293.62
  6. Step 6: Final answer
    x = 465,620.03

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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.