Home / 955,728.78-1,318,837.71-568,522.86

Finding the Fourth Proportional to 955,728.78, 1,318,837.71 and 568,522.86

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Solution

The fourth proportional to 955,728.78, 1,318,837.71 and 568,522.86 is: 784,521.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,728.78 : 1,318,837.71 = 568,522.86 : x
  2. Step 2: Convert to fraction form
    955,728.78/1,318,837.71 = 568,522.86/x
  3. Step 3: Cross multiply
    955,728.78x = 1,318,837.71 × 568,522.86
  4. Step 4: Simplify right side
    955,728.78x = 749,789,386,765.05
  5. Step 5: Solve for x
    x = 749,789,386,765.05/955,728.78
  6. Step 6: Final answer
    x = 784,521.09

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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.