Home / 456,193.38-684,246.24-140,565.54

Finding the Fourth Proportional to 456,193.38, 684,246.24 and 140,565.54

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Solution

The fourth proportional to 456,193.38, 684,246.24 and 140,565.54 is: 210,834.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,193.38 : 684,246.24 = 140,565.54 : x
  2. Step 2: Convert to fraction form
    456,193.38/684,246.24 = 140,565.54/x
  3. Step 3: Cross multiply
    456,193.38x = 684,246.24 × 140,565.54
  4. Step 4: Simplify right side
    456,193.38x = 96,181,442,218.57
  5. Step 5: Solve for x
    x = 96,181,442,218.57/456,193.38
  6. Step 6: Final answer
    x = 210,834.80

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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.