Home / 856,508.76-1,181,930.67-474,507.90

Finding the Fourth Proportional to 856,508.76, 1,181,930.67 and 474,507.90

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Solution

The fourth proportional to 856,508.76, 1,181,930.67 and 474,507.90 is: 654,792.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,508.76 : 1,181,930.67 = 474,507.90 : x
  2. Step 2: Convert to fraction form
    856,508.76/1,181,930.67 = 474,507.90/x
  3. Step 3: Cross multiply
    856,508.76x = 1,181,930.67 × 474,507.90
  4. Step 4: Simplify right side
    856,508.76x = 560,835,440,167.29
  5. Step 5: Solve for x
    x = 560,835,440,167.29/856,508.76
  6. Step 6: Final answer
    x = 654,792.42

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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.