Home / 648,007.30-972,302.55-227,584.90

Finding the Fourth Proportional to 648,007.30, 972,302.55 and 227,584.90

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Solution

The fourth proportional to 648,007.30, 972,302.55 and 227,584.90 is: 341,479.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,007.30 : 972,302.55 = 227,584.90 : x
  2. Step 2: Convert to fraction form
    648,007.30/972,302.55 = 227,584.90/x
  3. Step 3: Cross multiply
    648,007.30x = 972,302.55 × 227,584.90
  4. Step 4: Simplify right side
    648,007.30x = 221,281,378,611.50
  5. Step 5: Solve for x
    x = 221,281,378,611.50/648,007.30
  6. Step 6: Final answer
    x = 341,479.76

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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.