Home / 347,451.24-521,253.38-197,762

Finding the Fourth Proportional to 347,451.24, 521,253.38 and 197,762

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Solution

The fourth proportional to 347,451.24, 521,253.38 and 197,762 is: 296,686.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,451.24 : 521,253.38 = 197,762 : x
  2. Step 2: Convert to fraction form
    347,451.24/521,253.38 = 197,762/x
  3. Step 3: Cross multiply
    347,451.24x = 521,253.38 × 197,762
  4. Step 4: Simplify right side
    347,451.24x = 103,084,110,935.56
  5. Step 5: Solve for x
    x = 103,084,110,935.56/347,451.24
  6. Step 6: Final answer
    x = 296,686.55

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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.