Home / 447,518.22-671,279.15-181,283.77

Finding the Fourth Proportional to 447,518.22, 671,279.15 and 181,283.77

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Solution

The fourth proportional to 447,518.22, 671,279.15 and 181,283.77 is: 271,926.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,518.22 : 671,279.15 = 181,283.77 : x
  2. Step 2: Convert to fraction form
    447,518.22/671,279.15 = 181,283.77/x
  3. Step 3: Cross multiply
    447,518.22x = 671,279.15 × 181,283.77
  4. Step 4: Simplify right side
    447,518.22x = 121,692,015,306.98
  5. Step 5: Solve for x
    x = 121,692,015,306.98/447,518.22
  6. Step 6: Final answer
    x = 271,926.40

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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.