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Finding the Fourth Proportional to 592,122.13, 817,127.11 and 333,998.21

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Solution

The fourth proportional to 592,122.13, 817,127.11 and 333,998.21 is: 460,916.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,122.13 : 817,127.11 = 333,998.21 : x
  2. Step 2: Convert to fraction form
    592,122.13/817,127.11 = 333,998.21/x
  3. Step 3: Cross multiply
    592,122.13x = 817,127.11 × 333,998.21
  4. Step 4: Simplify right side
    592,122.13x = 272,918,992,082.47
  5. Step 5: Solve for x
    x = 272,918,992,082.47/592,122.13
  6. Step 6: Final answer
    x = 460,916.72

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1.5x scale

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.