Home / 755,819.20-1,133,888.72-250,351.55

Finding the Fourth Proportional to 755,819.20, 1,133,888.72 and 250,351.55

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Solution

The fourth proportional to 755,819.20, 1,133,888.72 and 250,351.55 is: 375,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,819.20 : 1,133,888.72 = 250,351.55 : x
  2. Step 2: Convert to fraction form
    755,819.20/1,133,888.72 = 250,351.55/x
  3. Step 3: Cross multiply
    755,819.20x = 1,133,888.72 × 250,351.55
  4. Step 4: Simplify right side
    755,819.20x = 283,870,798,579.52
  5. Step 5: Solve for x
    x = 283,870,798,579.52/755,819.20
  6. Step 6: Final answer
    x = 375,580.30

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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.