Home / 298,392.04-447,589.28-120,902.41

Finding the Fourth Proportional to 298,392.04, 447,589.28 and 120,902.41

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Solution

The fourth proportional to 298,392.04, 447,589.28 and 120,902.41 is: 181,354.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,392.04 : 447,589.28 = 120,902.41 : x
  2. Step 2: Convert to fraction form
    298,392.04/447,589.28 = 120,902.41/x
  3. Step 3: Cross multiply
    298,392.04x = 447,589.28 × 120,902.41
  4. Step 4: Simplify right side
    298,392.04x = 54,114,622,642.16
  5. Step 5: Solve for x
    x = 54,114,622,642.16/298,392.04
  6. Step 6: Final answer
    x = 181,354.11

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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.