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Finding the Fourth Proportional to 886,600.80, 1,329,901.20 and 246,903.30

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Solution

The fourth proportional to 886,600.80, 1,329,901.20 and 246,903.30 is: 370,354.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,600.80 : 1,329,901.20 = 246,903.30 : x
  2. Step 2: Convert to fraction form
    886,600.80/1,329,901.20 = 246,903.30/x
  3. Step 3: Cross multiply
    886,600.80x = 1,329,901.20 × 246,903.30
  4. Step 4: Simplify right side
    886,600.80x = 328,356,994,953.96
  5. Step 5: Solve for x
    x = 328,356,994,953.96/886,600.80
  6. Step 6: Final answer
    x = 370,354.95

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Similar ratio
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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.