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Finding the Fourth Proportional to 404,775.92, 558,950.28 and 252,076.32

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Solution

The fourth proportional to 404,775.92, 558,950.28 and 252,076.32 is: 348,089.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,775.92 : 558,950.28 = 252,076.32 : x
  2. Step 2: Convert to fraction form
    404,775.92/558,950.28 = 252,076.32/x
  3. Step 3: Cross multiply
    404,775.92x = 558,950.28 × 252,076.32
  4. Step 4: Simplify right side
    404,775.92x = 140,898,129,645.37
  5. Step 5: Solve for x
    x = 140,898,129,645.37/404,775.92
  6. Step 6: Final answer
    x = 348,089.21

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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.