Home / 260,414.41-390,175.17-174,864.91

Finding the Fourth Proportional to 260,414.41, 390,175.17 and 174,864.91

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Solution

The fourth proportional to 260,414.41, 390,175.17 and 174,864.91 is: 261,997.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,414.41 : 390,175.17 = 174,864.91 : x
  2. Step 2: Convert to fraction form
    260,414.41/390,175.17 = 174,864.91/x
  3. Step 3: Cross multiply
    260,414.41x = 390,175.17 × 174,864.91
  4. Step 4: Simplify right side
    260,414.41x = 68,227,943,161.08
  5. Step 5: Solve for x
    x = 68,227,943,161.08/260,414.41
  6. Step 6: Final answer
    x = 261,997.58

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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.