Home / 1,040,313.66-1,560,470.48-292,359.66

Finding the Fourth Proportional to 1,040,313.66, 1,560,470.48 and 292,359.66

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Solution

The fourth proportional to 1,040,313.66, 1,560,470.48 and 292,359.66 is: 438,539.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,313.66 : 1,560,470.48 = 292,359.66 : x
  2. Step 2: Convert to fraction form
    1,040,313.66/1,560,470.48 = 292,359.66/x
  3. Step 3: Cross multiply
    1,040,313.66x = 1,560,470.48 × 292,359.66
  4. Step 4: Simplify right side
    1,040,313.66x = 456,218,614,400.15
  5. Step 5: Solve for x
    x = 456,218,614,400.15/1,040,313.66
  6. Step 6: Final answer
    x = 438,539.48

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Double scale
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Similar ratio
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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.