Home / 592,661.82-817,867.08-320,723.76

Finding the Fourth Proportional to 592,661.82, 817,867.08 and 320,723.76

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Solution

The fourth proportional to 592,661.82, 817,867.08 and 320,723.76 is: 442,595.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,661.82 : 817,867.08 = 320,723.76 : x
  2. Step 2: Convert to fraction form
    592,661.82/817,867.08 = 320,723.76/x
  3. Step 3: Cross multiply
    592,661.82x = 817,867.08 × 320,723.76
  4. Step 4: Simplify right side
    592,661.82x = 262,309,405,077.82
  5. Step 5: Solve for x
    x = 262,309,405,077.82/592,661.82
  6. Step 6: Final answer
    x = 442,595.42

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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.