Home / 511,250.16-766,847.10-156,264

Finding the Fourth Proportional to 511,250.16, 766,847.10 and 156,264

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Solution

The fourth proportional to 511,250.16, 766,847.10 and 156,264 is: 234,387.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,250.16 : 766,847.10 = 156,264 : x
  2. Step 2: Convert to fraction form
    511,250.16/766,847.10 = 156,264/x
  3. Step 3: Cross multiply
    511,250.16x = 766,847.10 × 156,264
  4. Step 4: Simplify right side
    511,250.16x = 119,830,595,234.40
  5. Step 5: Solve for x
    x = 119,830,595,234.40/511,250.16
  6. Step 6: Final answer
    x = 234,387.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.