Home / 948,660.22-1,309,182.13-540,754.65

Finding the Fourth Proportional to 948,660.22, 1,309,182.13 and 540,754.65

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Solution

The fourth proportional to 948,660.22, 1,309,182.13 and 540,754.65 is: 746,259.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,660.22 : 1,309,182.13 = 540,754.65 : x
  2. Step 2: Convert to fraction form
    948,660.22/1,309,182.13 = 540,754.65/x
  3. Step 3: Cross multiply
    948,660.22x = 1,309,182.13 × 540,754.65
  4. Step 4: Simplify right side
    948,660.22x = 707,946,325,170.35
  5. Step 5: Solve for x
    x = 707,946,325,170.35/948,660.22
  6. Step 6: Final answer
    x = 746,259.10

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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.