Home / 592,737.89-817,971.21-320,799.29

Finding the Fourth Proportional to 592,737.89, 817,971.21 and 320,799.29

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Solution

The fourth proportional to 592,737.89, 817,971.21 and 320,799.29 is: 442,699.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,737.89 : 817,971.21 = 320,799.29 : x
  2. Step 2: Convert to fraction form
    592,737.89/817,971.21 = 320,799.29/x
  3. Step 3: Cross multiply
    592,737.89x = 817,971.21 × 320,799.29
  4. Step 4: Simplify right side
    592,737.89x = 262,404,579,318.59
  5. Step 5: Solve for x
    x = 262,404,579,318.59/592,737.89
  6. Step 6: Final answer
    x = 442,699.19

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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.