Home / 484,984.20-727,476.30-169,400.10

Finding the Fourth Proportional to 484,984.20, 727,476.30 and 169,400.10

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Solution

The fourth proportional to 484,984.20, 727,476.30 and 169,400.10 is: 254,100.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,984.20 : 727,476.30 = 169,400.10 : x
  2. Step 2: Convert to fraction form
    484,984.20/727,476.30 = 169,400.10/x
  3. Step 3: Cross multiply
    484,984.20x = 727,476.30 × 169,400.10
  4. Step 4: Simplify right side
    484,984.20x = 123,234,557,967.63
  5. Step 5: Solve for x
    x = 123,234,557,967.63/484,984.20
  6. Step 6: Final answer
    x = 254,100.15

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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.