Home / 537,819.20-742,161.12-296,092.64

Finding the Fourth Proportional to 537,819.20, 742,161.12 and 296,092.64

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Solution

The fourth proportional to 537,819.20, 742,161.12 and 296,092.64 is: 408,591.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,819.20 : 742,161.12 = 296,092.64 : x
  2. Step 2: Convert to fraction form
    537,819.20/742,161.12 = 296,092.64/x
  3. Step 3: Cross multiply
    537,819.20x = 742,161.12 × 296,092.64
  4. Step 4: Simplify right side
    537,819.20x = 219,748,445,326.16
  5. Step 5: Solve for x
    x = 219,748,445,326.16/537,819.20
  6. Step 6: Final answer
    x = 408,591.67

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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.