Home / 755,805.46-1,043,011.55-416,273.71

Finding the Fourth Proportional to 755,805.46, 1,043,011.55 and 416,273.71

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Solution

The fourth proportional to 755,805.46, 1,043,011.55 and 416,273.71 is: 574,457.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,805.46 : 1,043,011.55 = 416,273.71 : x
  2. Step 2: Convert to fraction form
    755,805.46/1,043,011.55 = 416,273.71/x
  3. Step 3: Cross multiply
    755,805.46x = 1,043,011.55 × 416,273.71
  4. Step 4: Simplify right side
    755,805.46x = 434,178,289,790.85
  5. Step 5: Solve for x
    x = 434,178,289,790.85/755,805.46
  6. Step 6: Final answer
    x = 574,457.73

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.