Home / 697,399.52-1,045,101.24-397,260.32

Finding the Fourth Proportional to 697,399.52, 1,045,101.24 and 397,260.32

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Solution

The fourth proportional to 697,399.52, 1,045,101.24 and 397,260.32 is: 595,321.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,399.52 : 1,045,101.24 = 397,260.32 : x
  2. Step 2: Convert to fraction form
    697,399.52/1,045,101.24 = 397,260.32/x
  3. Step 3: Cross multiply
    697,399.52x = 1,045,101.24 × 397,260.32
  4. Step 4: Simplify right side
    697,399.52x = 415,177,253,034.80
  5. Step 5: Solve for x
    x = 415,177,253,034.80/697,399.52
  6. Step 6: Final answer
    x = 595,321.97

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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.