Home / 447,534.03-671,317.25-148,021.95

Finding the Fourth Proportional to 447,534.03, 671,317.25 and 148,021.95

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Solution

The fourth proportional to 447,534.03, 671,317.25 and 148,021.95 is: 222,038.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,534.03 : 671,317.25 = 148,021.95 : x
  2. Step 2: Convert to fraction form
    447,534.03/671,317.25 = 148,021.95/x
  3. Step 3: Cross multiply
    447,534.03x = 671,317.25 × 148,021.95
  4. Step 4: Simplify right side
    447,534.03x = 99,369,687,673.53
  5. Step 5: Solve for x
    x = 99,369,687,673.53/447,534.03
  6. Step 6: Final answer
    x = 222,038.28

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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.