Home / 755,313.05-1,132,845.02-242,952.55

Finding the Fourth Proportional to 755,313.05, 1,132,845.02 and 242,952.55

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Solution

The fourth proportional to 755,313.05, 1,132,845.02 and 242,952.55 is: 364,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,313.05 : 1,132,845.02 = 242,952.55 : x
  2. Step 2: Convert to fraction form
    755,313.05/1,132,845.02 = 242,952.55/x
  3. Step 3: Cross multiply
    755,313.05x = 1,132,845.02 × 242,952.55
  4. Step 4: Simplify right side
    755,313.05x = 275,227,589,600.25
  5. Step 5: Solve for x
    x = 275,227,589,600.25/755,313.05
  6. Step 6: Final answer
    x = 364,388.77

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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.