Home / 1,036,649.79-1,554,968.52-268,147.55

Finding the Fourth Proportional to 1,036,649.79, 1,554,968.52 and 268,147.55

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Solution

The fourth proportional to 1,036,649.79, 1,554,968.52 and 268,147.55 is: 402,219.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,649.79 : 1,554,968.52 = 268,147.55 : x
  2. Step 2: Convert to fraction form
    1,036,649.79/1,554,968.52 = 268,147.55/x
  3. Step 3: Cross multiply
    1,036,649.79x = 1,554,968.52 × 268,147.55
  4. Step 4: Simplify right side
    1,036,649.79x = 416,960,998,965.13
  5. Step 5: Solve for x
    x = 416,960,998,965.13/1,036,649.79
  6. Step 6: Final answer
    x = 402,219.73

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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.