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Finding the Fourth Proportional to 335,457.55, 503,169.90 and 125,079.04

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Solution

The fourth proportional to 335,457.55, 503,169.90 and 125,079.04 is: 187,612.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,457.55 : 503,169.90 = 125,079.04 : x
  2. Step 2: Convert to fraction form
    335,457.55/503,169.90 = 125,079.04/x
  3. Step 3: Cross multiply
    335,457.55x = 503,169.90 × 125,079.04
  4. Step 4: Simplify right side
    335,457.55x = 62,936,008,048.90
  5. Step 5: Solve for x
    x = 62,936,008,048.90/335,457.55
  6. Step 6: Final answer
    x = 187,612.44

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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.