Home / 377,877.38-521,432.24-232,660.13

Finding the Fourth Proportional to 377,877.38, 521,432.24 and 232,660.13

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Solution

The fourth proportional to 377,877.38, 521,432.24 and 232,660.13 is: 321,047.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,877.38 : 521,432.24 = 232,660.13 : x
  2. Step 2: Convert to fraction form
    377,877.38/521,432.24 = 232,660.13/x
  3. Step 3: Cross multiply
    377,877.38x = 521,432.24 × 232,660.13
  4. Step 4: Simplify right side
    377,877.38x = 121,316,492,884.87
  5. Step 5: Solve for x
    x = 121,316,492,884.87/377,877.38
  6. Step 6: Final answer
    x = 321,047.25

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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.