Home / 447,298.12-670,717.33-131,714.02

Finding the Fourth Proportional to 447,298.12, 670,717.33 and 131,714.02

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Solution

The fourth proportional to 447,298.12, 670,717.33 and 131,714.02 is: 197,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,298.12 : 670,717.33 = 131,714.02 : x
  2. Step 2: Convert to fraction form
    447,298.12/670,717.33 = 131,714.02/x
  3. Step 3: Cross multiply
    447,298.12x = 670,717.33 × 131,714.02
  4. Step 4: Simplify right side
    447,298.12x = 88,342,875,817.97
  5. Step 5: Solve for x
    x = 88,342,875,817.97/447,298.12
  6. Step 6: Final answer
    x = 197,503.35

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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.