Home / 325,732.20-488,598.30-207,925.80

Finding the Fourth Proportional to 325,732.20, 488,598.30 and 207,925.80

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Solution

The fourth proportional to 325,732.20, 488,598.30 and 207,925.80 is: 311,888.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,732.20 : 488,598.30 = 207,925.80 : x
  2. Step 2: Convert to fraction form
    325,732.20/488,598.30 = 207,925.80/x
  3. Step 3: Cross multiply
    325,732.20x = 488,598.30 × 207,925.80
  4. Step 4: Simplify right side
    325,732.20x = 101,592,192,406.14
  5. Step 5: Solve for x
    x = 101,592,192,406.14/325,732.20
  6. Step 6: Final answer
    x = 311,888.70

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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.