Home / 399,095.32-598,947.56-146,615.08

Finding the Fourth Proportional to 399,095.32, 598,947.56 and 146,615.08

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Solution

The fourth proportional to 399,095.32, 598,947.56 and 146,615.08 is: 220,034.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,095.32 : 598,947.56 = 146,615.08 : x
  2. Step 2: Convert to fraction form
    399,095.32/598,947.56 = 146,615.08/x
  3. Step 3: Cross multiply
    399,095.32x = 598,947.56 × 146,615.08
  4. Step 4: Simplify right side
    399,095.32x = 87,814,744,425.20
  5. Step 5: Solve for x
    x = 87,814,744,425.20/399,095.32
  6. Step 6: Final answer
    x = 220,034.51

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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.