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Finding the Fourth Proportional to 363,099.12, 501,073.92 and 199,752.06

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Solution

The fourth proportional to 363,099.12, 501,073.92 and 199,752.06 is: 275,656.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,099.12 : 501,073.92 = 199,752.06 : x
  2. Step 2: Convert to fraction form
    363,099.12/501,073.92 = 199,752.06/x
  3. Step 3: Cross multiply
    363,099.12x = 501,073.92 × 199,752.06
  4. Step 4: Simplify right side
    363,099.12x = 100,090,547,732.28
  5. Step 5: Solve for x
    x = 100,090,547,732.28/363,099.12
  6. Step 6: Final answer
    x = 275,656.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.