Home / 447,520.22-671,282.15-181,285.77

Finding the Fourth Proportional to 447,520.22, 671,282.15 and 181,285.77

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Solution

The fourth proportional to 447,520.22, 671,282.15 and 181,285.77 is: 271,929.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,520.22 : 671,282.15 = 181,285.77 : x
  2. Step 2: Convert to fraction form
    447,520.22/671,282.15 = 181,285.77/x
  3. Step 3: Cross multiply
    447,520.22x = 671,282.15 × 181,285.77
  4. Step 4: Simplify right side
    447,520.22x = 121,693,901,450.01
  5. Step 5: Solve for x
    x = 121,693,901,450.01/447,520.22
  6. Step 6: Final answer
    x = 271,929.39

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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.