Home / 756,512.32-1,043,974.56-417,012.16

Finding the Fourth Proportional to 756,512.32, 1,043,974.56 and 417,012.16

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Solution

The fourth proportional to 756,512.32, 1,043,974.56 and 417,012.16 is: 575,469.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,512.32 : 1,043,974.56 = 417,012.16 : x
  2. Step 2: Convert to fraction form
    756,512.32/1,043,974.56 = 417,012.16/x
  3. Step 3: Cross multiply
    756,512.32x = 1,043,974.56 × 417,012.16
  4. Step 4: Simplify right side
    756,512.32x = 435,350,086,250.65
  5. Step 5: Solve for x
    x = 435,350,086,250.65/756,512.32
  6. Step 6: Final answer
    x = 575,469.92

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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.