Home / 1,031,202.12-1,546,803.18-321,287.52

Finding the Fourth Proportional to 1,031,202.12, 1,546,803.18 and 321,287.52

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Solution

The fourth proportional to 1,031,202.12, 1,546,803.18 and 321,287.52 is: 481,931.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,202.12 : 1,546,803.18 = 321,287.52 : x
  2. Step 2: Convert to fraction form
    1,031,202.12/1,546,803.18 = 321,287.52/x
  3. Step 3: Cross multiply
    1,031,202.12x = 1,546,803.18 × 321,287.52
  4. Step 4: Simplify right side
    1,031,202.12x = 496,968,557,630.31
  5. Step 5: Solve for x
    x = 496,968,557,630.31/1,031,202.12
  6. Step 6: Final answer
    x = 481,931.28

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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.