Home / 400,251.13-600,612.41-147,709.33

Finding the Fourth Proportional to 400,251.13, 600,612.41 and 147,709.33

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Solution

The fourth proportional to 400,251.13, 600,612.41 and 147,709.33 is: 221,650.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,251.13 : 600,612.41 = 147,709.33 : x
  2. Step 2: Convert to fraction form
    400,251.13/600,612.41 = 147,709.33/x
  3. Step 3: Cross multiply
    400,251.13x = 600,612.41 × 147,709.33
  4. Step 4: Simplify right side
    400,251.13x = 88,716,056,670.79
  5. Step 5: Solve for x
    x = 88,716,056,670.79/400,251.13
  6. Step 6: Final answer
    x = 221,650.98

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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.