Home / 915,747.82-1,373,605.35-375,886.87

Finding the Fourth Proportional to 915,747.82, 1,373,605.35 and 375,886.87

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Solution

The fourth proportional to 915,747.82, 1,373,605.35 and 375,886.87 is: 563,823.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,747.82 : 1,373,605.35 = 375,886.87 : x
  2. Step 2: Convert to fraction form
    915,747.82/1,373,605.35 = 375,886.87/x
  3. Step 3: Cross multiply
    915,747.82x = 1,373,605.35 × 375,886.87
  4. Step 4: Simplify right side
    915,747.82x = 516,320,215,626.76
  5. Step 5: Solve for x
    x = 516,320,215,626.76/915,747.82
  6. Step 6: Final answer
    x = 563,823.58

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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.