Home / 754,877.52-1,133,016.12-381,162.96

Finding the Fourth Proportional to 754,877.52, 1,133,016.12 and 381,162.96

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Solution

The fourth proportional to 754,877.52, 1,133,016.12 and 381,162.96 is: 572,097.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,877.52 : 1,133,016.12 = 381,162.96 : x
  2. Step 2: Convert to fraction form
    754,877.52/1,133,016.12 = 381,162.96/x
  3. Step 3: Cross multiply
    754,877.52x = 1,133,016.12 × 381,162.96
  4. Step 4: Simplify right side
    754,877.52x = 431,863,778,026.92
  5. Step 5: Solve for x
    x = 431,863,778,026.92/754,877.52
  6. Step 6: Final answer
    x = 572,097.81

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1.5x scale

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.