Home / 738,395.40-1,107,593.10-667,536.60

Finding the Fourth Proportional to 738,395.40, 1,107,593.10 and 667,536.60

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Solution

The fourth proportional to 738,395.40, 1,107,593.10 and 667,536.60 is: 1,001,304.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,395.40 : 1,107,593.10 = 667,536.60 : x
  2. Step 2: Convert to fraction form
    738,395.40/1,107,593.10 = 667,536.60/x
  3. Step 3: Cross multiply
    738,395.40x = 1,107,593.10 × 667,536.60
  4. Step 4: Simplify right side
    738,395.40x = 739,358,932,157.46
  5. Step 5: Solve for x
    x = 739,358,932,157.46/738,395.40
  6. Step 6: Final answer
    x = 1,001,304.90

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1.5x scale

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.