Home / 328,882.20-493,267.66-92,170.40

Finding the Fourth Proportional to 328,882.20, 493,267.66 and 92,170.40

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Solution

The fourth proportional to 328,882.20, 493,267.66 and 92,170.40 is: 138,240.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,882.20 : 493,267.66 = 92,170.40 : x
  2. Step 2: Convert to fraction form
    328,882.20/493,267.66 = 92,170.40/x
  3. Step 3: Cross multiply
    328,882.20x = 493,267.66 × 92,170.40
  4. Step 4: Simplify right side
    328,882.20x = 45,464,677,529.26
  5. Step 5: Solve for x
    x = 45,464,677,529.26/328,882.20
  6. Step 6: Final answer
    x = 138,240.01

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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.