Home / 592,664.60-817,879.17-320,732.40

Finding the Fourth Proportional to 592,664.60, 817,879.17 and 320,732.40

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Solution

The fourth proportional to 592,664.60, 817,879.17 and 320,732.40 is: 442,611.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,664.60 : 817,879.17 = 320,732.40 : x
  2. Step 2: Convert to fraction form
    592,664.60/817,879.17 = 320,732.40/x
  3. Step 3: Cross multiply
    592,664.60x = 817,879.17 × 320,732.40
  4. Step 4: Simplify right side
    592,664.60x = 262,320,349,104.11
  5. Step 5: Solve for x
    x = 262,320,349,104.11/592,664.60
  6. Step 6: Final answer
    x = 442,611.81

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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.