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Finding the Fourth Proportional to 891,601.80, 1,337,446.44 and 359,050.90

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Solution

The fourth proportional to 891,601.80, 1,337,446.44 and 359,050.90 is: 538,593.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,601.80 : 1,337,446.44 = 359,050.90 : x
  2. Step 2: Convert to fraction form
    891,601.80/1,337,446.44 = 359,050.90/x
  3. Step 3: Cross multiply
    891,601.80x = 1,337,446.44 × 359,050.90
  4. Step 4: Simplify right side
    891,601.80x = 480,211,347,983.80
  5. Step 5: Solve for x
    x = 480,211,347,983.80/891,601.80
  6. Step 6: Final answer
    x = 538,593.96

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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.