Home / 847,155.38-1,270,733.52-531,833.72

Finding the Fourth Proportional to 847,155.38, 1,270,733.52 and 531,833.72

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Solution

The fourth proportional to 847,155.38, 1,270,733.52 and 531,833.72 is: 797,750.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,155.38 : 1,270,733.52 = 531,833.72 : x
  2. Step 2: Convert to fraction form
    847,155.38/1,270,733.52 = 531,833.72/x
  3. Step 3: Cross multiply
    847,155.38x = 1,270,733.52 × 531,833.72
  4. Step 4: Simplify right side
    847,155.38x = 675,818,935,070.29
  5. Step 5: Solve for x
    x = 675,818,935,070.29/847,155.38
  6. Step 6: Final answer
    x = 797,750.86

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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.