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Finding the Fourth Proportional to 337,376.28, 465,394.95 and 216,382.92

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Solution

The fourth proportional to 337,376.28, 465,394.95 and 216,382.92 is: 298,490.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,376.28 : 465,394.95 = 216,382.92 : x
  2. Step 2: Convert to fraction form
    337,376.28/465,394.95 = 216,382.92/x
  3. Step 3: Cross multiply
    337,376.28x = 465,394.95 × 216,382.92
  4. Step 4: Simplify right side
    337,376.28x = 100,703,518,234.25
  5. Step 5: Solve for x
    x = 100,703,518,234.25/337,376.28
  6. Step 6: Final answer
    x = 298,490.21

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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.