Home / 753,844.72-1,130,933.82-248,385.28

Finding the Fourth Proportional to 753,844.72, 1,130,933.82 and 248,385.28

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Solution

The fourth proportional to 753,844.72, 1,130,933.82 and 248,385.28 is: 372,632.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,844.72 : 1,130,933.82 = 248,385.28 : x
  2. Step 2: Convert to fraction form
    753,844.72/1,130,933.82 = 248,385.28/x
  3. Step 3: Cross multiply
    753,844.72x = 1,130,933.82 × 248,385.28
  4. Step 4: Simplify right side
    753,844.72x = 280,907,313,542.17
  5. Step 5: Solve for x
    x = 280,907,313,542.17/753,844.72
  6. Step 6: Final answer
    x = 372,632.86

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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.