Home / 447,650.40-671,544.72-148,206.24

Finding the Fourth Proportional to 447,650.40, 671,544.72 and 148,206.24

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Solution

The fourth proportional to 447,650.40, 671,544.72 and 148,206.24 is: 222,332.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,650.40 : 671,544.72 = 148,206.24 : x
  2. Step 2: Convert to fraction form
    447,650.40/671,544.72 = 148,206.24/x
  3. Step 3: Cross multiply
    447,650.40x = 671,544.72 × 148,206.24
  4. Step 4: Simplify right side
    447,650.40x = 99,527,117,943.05
  5. Step 5: Solve for x
    x = 99,527,117,943.05/447,650.40
  6. Step 6: Final answer
    x = 222,332.24

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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.