Home / 755,262.45-1,132,882.58-186,643.53

Finding the Fourth Proportional to 755,262.45, 1,132,882.58 and 186,643.53

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Solution

The fourth proportional to 755,262.45, 1,132,882.58 and 186,643.53 is: 279,962.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,262.45 : 1,132,882.58 = 186,643.53 : x
  2. Step 2: Convert to fraction form
    755,262.45/1,132,882.58 = 186,643.53/x
  3. Step 3: Cross multiply
    755,262.45x = 1,132,882.58 × 186,643.53
  4. Step 4: Simplify right side
    755,262.45x = 211,445,202,873.49
  5. Step 5: Solve for x
    x = 211,445,202,873.49/755,262.45
  6. Step 6: Final answer
    x = 279,962.55

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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.