Home / 867,617.40-1,301,523.30-268,573.80

Finding the Fourth Proportional to 867,617.40, 1,301,523.30 and 268,573.80

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Solution

The fourth proportional to 867,617.40, 1,301,523.30 and 268,573.80 is: 402,890.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,617.40 : 1,301,523.30 = 268,573.80 : x
  2. Step 2: Convert to fraction form
    867,617.40/1,301,523.30 = 268,573.80/x
  3. Step 3: Cross multiply
    867,617.40x = 1,301,523.30 × 268,573.80
  4. Step 4: Simplify right side
    867,617.40x = 349,555,058,469.54
  5. Step 5: Solve for x
    x = 349,555,058,469.54/867,617.40
  6. Step 6: Final answer
    x = 402,890.79

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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.