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Finding the Fourth Proportional to 591,709.61, 816,557.32 and 337,103.93

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Solution

The fourth proportional to 591,709.61, 816,557.32 and 337,103.93 is: 465,202.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,709.61 : 816,557.32 = 337,103.93 : x
  2. Step 2: Convert to fraction form
    591,709.61/816,557.32 = 337,103.93/x
  3. Step 3: Cross multiply
    591,709.61x = 816,557.32 × 337,103.93
  4. Step 4: Simplify right side
    591,709.61x = 275,264,684,105.04
  5. Step 5: Solve for x
    x = 275,264,684,105.04/591,709.61
  6. Step 6: Final answer
    x = 465,202.32

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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.