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Finding the Fourth Proportional to 476,841.96, 658,041.84 and 261,974.88

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Solution

The fourth proportional to 476,841.96, 658,041.84 and 261,974.88 is: 361,525.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,841.96 : 658,041.84 = 261,974.88 : x
  2. Step 2: Convert to fraction form
    476,841.96/658,041.84 = 261,974.88/x
  3. Step 3: Cross multiply
    476,841.96x = 658,041.84 × 261,974.88
  4. Step 4: Simplify right side
    476,841.96x = 172,390,432,068.98
  5. Step 5: Solve for x
    x = 172,390,432,068.98/476,841.96
  6. Step 6: Final answer
    x = 361,525.30

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1.5x scale

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.