Home / 484,974.16-727,462.68-169,431.10

Finding the Fourth Proportional to 484,974.16, 727,462.68 and 169,431.10

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Solution

The fourth proportional to 484,974.16, 727,462.68 and 169,431.10 is: 254,147.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,974.16 : 727,462.68 = 169,431.10 : x
  2. Step 2: Convert to fraction form
    484,974.16/727,462.68 = 169,431.10/x
  3. Step 3: Cross multiply
    484,974.16x = 727,462.68 × 169,431.10
  4. Step 4: Simplify right side
    484,974.16x = 123,254,802,081.35
  5. Step 5: Solve for x
    x = 123,254,802,081.35/484,974.16
  6. Step 6: Final answer
    x = 254,147.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.