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Finding the Fourth Proportional to 499,753, 749,707.44 and 162,714.07

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Solution

The fourth proportional to 499,753, 749,707.44 and 162,714.07 is: 244,096.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,753 : 749,707.44 = 162,714.07 : x
  2. Step 2: Convert to fraction form
    499,753/749,707.44 = 162,714.07/x
  3. Step 3: Cross multiply
    499,753x = 749,707.44 × 162,714.07
  4. Step 4: Simplify right side
    499,753x = 121,987,948,871.68
  5. Step 5: Solve for x
    x = 121,987,948,871.68/499,753
  6. Step 6: Final answer
    x = 244,096.48

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1.5x scale

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.