Home / 433,115.53-649,377.65-230,741.89

Finding the Fourth Proportional to 433,115.53, 649,377.65 and 230,741.89

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Solution

The fourth proportional to 433,115.53, 649,377.65 and 230,741.89 is: 345,955.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,115.53 : 649,377.65 = 230,741.89 : x
  2. Step 2: Convert to fraction form
    433,115.53/649,377.65 = 230,741.89/x
  3. Step 3: Cross multiply
    433,115.53x = 649,377.65 × 230,741.89
  4. Step 4: Simplify right side
    433,115.53x = 149,838,625,131.05
  5. Step 5: Solve for x
    x = 149,838,625,131.05/433,115.53
  6. Step 6: Final answer
    x = 345,955.33

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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.