Home / 752,362.74-1,038,257.73-412,836.66

Finding the Fourth Proportional to 752,362.74, 1,038,257.73 and 412,836.66

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Solution

The fourth proportional to 752,362.74, 1,038,257.73 and 412,836.66 is: 569,713.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,362.74 : 1,038,257.73 = 412,836.66 : x
  2. Step 2: Convert to fraction form
    752,362.74/1,038,257.73 = 412,836.66/x
  3. Step 3: Cross multiply
    752,362.74x = 1,038,257.73 × 412,836.66
  4. Step 4: Simplify right side
    752,362.74x = 428,630,853,472.38
  5. Step 5: Solve for x
    x = 428,630,853,472.38/752,362.74
  6. Step 6: Final answer
    x = 569,713.03

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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.