Home / 671,144.22-926,179.16-369,338.22

Finding the Fourth Proportional to 671,144.22, 926,179.16 and 369,338.22

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Solution

The fourth proportional to 671,144.22, 926,179.16 and 369,338.22 is: 509,686.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,144.22 : 926,179.16 = 369,338.22 : x
  2. Step 2: Convert to fraction form
    671,144.22/926,179.16 = 369,338.22/x
  3. Step 3: Cross multiply
    671,144.22x = 926,179.16 × 369,338.22
  4. Step 4: Simplify right side
    671,144.22x = 342,073,360,508.80
  5. Step 5: Solve for x
    x = 342,073,360,508.80/671,144.22
  6. Step 6: Final answer
    x = 509,686.82

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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.