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Finding the Fourth Proportional to 592,398.11, 817,388.60 and 350,559.65

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Solution

The fourth proportional to 592,398.11, 817,388.60 and 350,559.65 is: 483,700.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,398.11 : 817,388.60 = 350,559.65 : x
  2. Step 2: Convert to fraction form
    592,398.11/817,388.60 = 350,559.65/x
  3. Step 3: Cross multiply
    592,398.11x = 817,388.60 × 350,559.65
  4. Step 4: Simplify right side
    592,398.11x = 286,543,455,690.25
  5. Step 5: Solve for x
    x = 286,543,455,690.25/592,398.11
  6. Step 6: Final answer
    x = 483,700.83

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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.