Home / 1,343,995.20-2,015,966.88-333,119.25

Finding the Fourth Proportional to 1,343,995.20, 2,015,966.88 and 333,119.25

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Solution

The fourth proportional to 1,343,995.20, 2,015,966.88 and 333,119.25 is: 499,672.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,995.20 : 2,015,966.88 = 333,119.25 : x
  2. Step 2: Convert to fraction form
    1,343,995.20/2,015,966.88 = 333,119.25/x
  3. Step 3: Cross multiply
    1,343,995.20x = 2,015,966.88 × 333,119.25
  4. Step 4: Simplify right side
    1,343,995.20x = 671,557,375,090.44
  5. Step 5: Solve for x
    x = 671,557,375,090.44/1,343,995.20
  6. Step 6: Final answer
    x = 499,672.45

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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.