Home / 716,710.26-1,074,315.72-267,235.59

Finding the Fourth Proportional to 716,710.26, 1,074,315.72 and 267,235.59

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Solution

The fourth proportional to 716,710.26, 1,074,315.72 and 267,235.59 is: 400,573.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,710.26 : 1,074,315.72 = 267,235.59 : x
  2. Step 2: Convert to fraction form
    716,710.26/1,074,315.72 = 267,235.59/x
  3. Step 3: Cross multiply
    716,710.26x = 1,074,315.72 × 267,235.59
  4. Step 4: Simplify right side
    716,710.26x = 287,095,400,311.29
  5. Step 5: Solve for x
    x = 287,095,400,311.29/716,710.26
  6. Step 6: Final answer
    x = 400,573.86

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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.