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Finding the Fourth Proportional to 355,265.60, 533,481.60 and 237,459.20

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Solution

The fourth proportional to 355,265.60, 533,481.60 and 237,459.20 is: 356,578.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,265.60 : 533,481.60 = 237,459.20 : x
  2. Step 2: Convert to fraction form
    355,265.60/533,481.60 = 237,459.20/x
  3. Step 3: Cross multiply
    355,265.60x = 533,481.60 × 237,459.20
  4. Step 4: Simplify right side
    355,265.60x = 126,680,113,950.72
  5. Step 5: Solve for x
    x = 126,680,113,950.72/355,265.60
  6. Step 6: Final answer
    x = 356,578.61

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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.