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Finding the Fourth Proportional to 337,920.12, 465,565.01 and 277,394.94

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Solution

The fourth proportional to 337,920.12, 465,565.01 and 277,394.94 is: 382,177.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,920.12 : 465,565.01 = 277,394.94 : x
  2. Step 2: Convert to fraction form
    337,920.12/465,565.01 = 277,394.94/x
  3. Step 3: Cross multiply
    337,920.12x = 465,565.01 × 277,394.94
  4. Step 4: Simplify right side
    337,920.12x = 129,145,376,628.08
  5. Step 5: Solve for x
    x = 129,145,376,628.08/337,920.12
  6. Step 6: Final answer
    x = 382,177.23

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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.