Home / 317,227.47-475,819.02-148,784.73

Finding the Fourth Proportional to 317,227.47, 475,819.02 and 148,784.73

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Solution

The fourth proportional to 317,227.47, 475,819.02 and 148,784.73 is: 223,166.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,227.47 : 475,819.02 = 148,784.73 : x
  2. Step 2: Convert to fraction form
    317,227.47/475,819.02 = 148,784.73/x
  3. Step 3: Cross multiply
    317,227.47x = 475,819.02 × 148,784.73
  4. Step 4: Simplify right side
    317,227.47x = 70,794,604,419.56
  5. Step 5: Solve for x
    x = 70,794,604,419.56/317,227.47
  6. Step 6: Final answer
    x = 223,166.69

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1.5x scale

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.