Home / 738,250.40-1,107,375.60-401,452.40

Finding the Fourth Proportional to 738,250.40, 1,107,375.60 and 401,452.40

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Solution

The fourth proportional to 738,250.40, 1,107,375.60 and 401,452.40 is: 602,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,250.40 : 1,107,375.60 = 401,452.40 : x
  2. Step 2: Convert to fraction form
    738,250.40/1,107,375.60 = 401,452.40/x
  3. Step 3: Cross multiply
    738,250.40x = 1,107,375.60 × 401,452.40
  4. Step 4: Simplify right side
    738,250.40x = 444,558,592,321.44
  5. Step 5: Solve for x
    x = 444,558,592,321.44/738,250.40
  6. Step 6: Final answer
    x = 602,178.60

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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.