Home / 592,362.47-816,609.96-422,301.35

Finding the Fourth Proportional to 592,362.47, 816,609.96 and 422,301.35

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Solution

The fourth proportional to 592,362.47, 816,609.96 and 422,301.35 is: 582,169.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,362.47 : 816,609.96 = 422,301.35 : x
  2. Step 2: Convert to fraction form
    592,362.47/816,609.96 = 422,301.35/x
  3. Step 3: Cross multiply
    592,362.47x = 816,609.96 × 422,301.35
  4. Step 4: Simplify right side
    592,362.47x = 344,855,490,572.97
  5. Step 5: Solve for x
    x = 344,855,490,572.97/592,362.47
  6. Step 6: Final answer
    x = 582,169.71

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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.