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Finding the Fourth Proportional to 377,182.68, 520,525.98 and 207,432.60

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Solution

The fourth proportional to 377,182.68, 520,525.98 and 207,432.60 is: 286,264.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,182.68 : 520,525.98 = 207,432.60 : x
  2. Step 2: Convert to fraction form
    377,182.68/520,525.98 = 207,432.60/x
  3. Step 3: Cross multiply
    377,182.68x = 520,525.98 × 207,432.60
  4. Step 4: Simplify right side
    377,182.68x = 107,974,057,398.95
  5. Step 5: Solve for x
    x = 107,974,057,398.95/377,182.68
  6. Step 6: Final answer
    x = 286,264.62

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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.