Home / 592,660.09-817,872.96-320,727.90

Finding the Fourth Proportional to 592,660.09, 817,872.96 and 320,727.90

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Solution

The fourth proportional to 592,660.09, 817,872.96 and 320,727.90 is: 442,605.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,660.09 : 817,872.96 = 320,727.90 : x
  2. Step 2: Convert to fraction form
    592,660.09/817,872.96 = 320,727.90/x
  3. Step 3: Cross multiply
    592,660.09x = 817,872.96 × 320,727.90
  4. Step 4: Simplify right side
    592,660.09x = 262,314,681,197.34
  5. Step 5: Solve for x
    x = 262,314,681,197.34/592,660.09
  6. Step 6: Final answer
    x = 442,605.61

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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.