Home / 747,808.20-1,121,477.04-242,251.92

Finding the Fourth Proportional to 747,808.20, 1,121,477.04 and 242,251.92

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Solution

The fourth proportional to 747,808.20, 1,121,477.04 and 242,251.92 is: 363,301.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,808.20 : 1,121,477.04 = 242,251.92 : x
  2. Step 2: Convert to fraction form
    747,808.20/1,121,477.04 = 242,251.92/x
  3. Step 3: Cross multiply
    747,808.20x = 1,121,477.04 × 242,251.92
  4. Step 4: Simplify right side
    747,808.20x = 271,679,966,175.92
  5. Step 5: Solve for x
    x = 271,679,966,175.92/747,808.20
  6. Step 6: Final answer
    x = 363,301.67

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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.