Home / 415,432.92-573,314.13-234,152.40

Finding the Fourth Proportional to 415,432.92, 573,314.13 and 234,152.40

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Solution

The fourth proportional to 415,432.92, 573,314.13 and 234,152.40 is: 323,139.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,432.92 : 573,314.13 = 234,152.40 : x
  2. Step 2: Convert to fraction form
    415,432.92/573,314.13 = 234,152.40/x
  3. Step 3: Cross multiply
    415,432.92x = 573,314.13 × 234,152.40
  4. Step 4: Simplify right side
    415,432.92x = 134,242,879,493.41
  5. Step 5: Solve for x
    x = 134,242,879,493.41/415,432.92
  6. Step 6: Final answer
    x = 323,139.72

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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.