Home / 354,799.36-532,198.08-144,387.52

Finding the Fourth Proportional to 354,799.36, 532,198.08 and 144,387.52

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Solution

The fourth proportional to 354,799.36, 532,198.08 and 144,387.52 is: 216,580.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,799.36 : 532,198.08 = 144,387.52 : x
  2. Step 2: Convert to fraction form
    354,799.36/532,198.08 = 144,387.52/x
  3. Step 3: Cross multiply
    354,799.36x = 532,198.08 × 144,387.52
  4. Step 4: Simplify right side
    354,799.36x = 76,842,760,919.96
  5. Step 5: Solve for x
    x = 76,842,760,919.96/354,799.36
  6. Step 6: Final answer
    x = 216,580.89

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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.