Home / 755,385.76-1,133,273.04-222,885.28

Finding the Fourth Proportional to 755,385.76, 1,133,273.04 and 222,885.28

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Solution

The fourth proportional to 755,385.76, 1,133,273.04 and 222,885.28 is: 334,385.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,385.76 : 1,133,273.04 = 222,885.28 : x
  2. Step 2: Convert to fraction form
    755,385.76/1,133,273.04 = 222,885.28/x
  3. Step 3: Cross multiply
    755,385.76x = 1,133,273.04 × 222,885.28
  4. Step 4: Simplify right side
    755,385.76x = 252,589,878,836.85
  5. Step 5: Solve for x
    x = 252,589,878,836.85/755,385.76
  6. Step 6: Final answer
    x = 334,385.28

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Double scale
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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.