Home / 695,992.23-960,423.75-409,456.89

Finding the Fourth Proportional to 695,992.23, 960,423.75 and 409,456.89

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Solution

The fourth proportional to 695,992.23, 960,423.75 and 409,456.89 is: 565,023.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,992.23 : 960,423.75 = 409,456.89 : x
  2. Step 2: Convert to fraction form
    695,992.23/960,423.75 = 409,456.89/x
  3. Step 3: Cross multiply
    695,992.23x = 960,423.75 × 409,456.89
  4. Step 4: Simplify right side
    695,992.23x = 393,252,121,757.14
  5. Step 5: Solve for x
    x = 393,252,121,757.14/695,992.23
  6. Step 6: Final answer
    x = 565,023.72

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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.