Home / 859,565.96-1,287,577-503,500.48

Finding the Fourth Proportional to 859,565.96, 1,287,577 and 503,500.48

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Solution

The fourth proportional to 859,565.96, 1,287,577 and 503,500.48 is: 754,212.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,565.96 : 1,287,577 = 503,500.48 : x
  2. Step 2: Convert to fraction form
    859,565.96/1,287,577 = 503,500.48/x
  3. Step 3: Cross multiply
    859,565.96x = 1,287,577 × 503,500.48
  4. Step 4: Simplify right side
    859,565.96x = 648,295,637,536.96
  5. Step 5: Solve for x
    x = 648,295,637,536.96/859,565.96
  6. Step 6: Final answer
    x = 754,212.79

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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.