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Finding the Fourth Proportional to 363,760.74, 502,015.05 and 220,526.82

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Solution

The fourth proportional to 363,760.74, 502,015.05 and 220,526.82 is: 304,342.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,760.74 : 502,015.05 = 220,526.82 : x
  2. Step 2: Convert to fraction form
    363,760.74/502,015.05 = 220,526.82/x
  3. Step 3: Cross multiply
    363,760.74x = 502,015.05 × 220,526.82
  4. Step 4: Simplify right side
    363,760.74x = 110,707,782,568.64
  5. Step 5: Solve for x
    x = 110,707,782,568.64/363,760.74
  6. Step 6: Final answer
    x = 304,342.31

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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.