Home / 426,508.61-588,712.19-263,215.04

Finding the Fourth Proportional to 426,508.61, 588,712.19 and 263,215.04

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Solution

The fourth proportional to 426,508.61, 588,712.19 and 263,215.04 is: 363,317.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,508.61 : 588,712.19 = 263,215.04 : x
  2. Step 2: Convert to fraction form
    426,508.61/588,712.19 = 263,215.04/x
  3. Step 3: Cross multiply
    426,508.61x = 588,712.19 × 263,215.04
  4. Step 4: Simplify right side
    426,508.61x = 154,957,898,379.70
  5. Step 5: Solve for x
    x = 154,957,898,379.70/426,508.61
  6. Step 6: Final answer
    x = 363,317.17

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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.