Home / 447,499.26-671,182.23-147,981.39

Finding the Fourth Proportional to 447,499.26, 671,182.23 and 147,981.39

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Solution

The fourth proportional to 447,499.26, 671,182.23 and 147,981.39 is: 221,950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,499.26 : 671,182.23 = 147,981.39 : x
  2. Step 2: Convert to fraction form
    447,499.26/671,182.23 = 147,981.39/x
  3. Step 3: Cross multiply
    447,499.26x = 671,182.23 × 147,981.39
  4. Step 4: Simplify right side
    447,499.26x = 99,322,479,338.70
  5. Step 5: Solve for x
    x = 99,322,479,338.70/447,499.26
  6. Step 6: Final answer
    x = 221,950.04

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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.