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Finding the Fourth Proportional to 452,245.80, 677,481.84 and 262,307.10

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Solution

The fourth proportional to 452,245.80, 677,481.84 and 262,307.10 is: 392,946.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,245.80 : 677,481.84 = 262,307.10 : x
  2. Step 2: Convert to fraction form
    452,245.80/677,481.84 = 262,307.10/x
  3. Step 3: Cross multiply
    452,245.80x = 677,481.84 × 262,307.10
  4. Step 4: Simplify right side
    452,245.80x = 177,708,296,753.06
  5. Step 5: Solve for x
    x = 177,708,296,753.06/452,245.80
  6. Step 6: Final answer
    x = 392,946.26

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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.