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Finding the Fourth Proportional to 486,967.68, 730,529.96 and 150,008.22

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Solution

The fourth proportional to 486,967.68, 730,529.96 and 150,008.22 is: 225,036.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,967.68 : 730,529.96 = 150,008.22 : x
  2. Step 2: Convert to fraction form
    486,967.68/730,529.96 = 150,008.22/x
  3. Step 3: Cross multiply
    486,967.68x = 730,529.96 × 150,008.22
  4. Step 4: Simplify right side
    486,967.68x = 109,585,498,206.23
  5. Step 5: Solve for x
    x = 109,585,498,206.23/486,967.68
  6. Step 6: Final answer
    x = 225,036.49

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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.