Home / 671,748-1,008,037.25-272,392.24

Finding the Fourth Proportional to 671,748, 1,008,037.25 and 272,392.24

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Solution

The fourth proportional to 671,748, 1,008,037.25 and 272,392.24 is: 408,756.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,748 : 1,008,037.25 = 272,392.24 : x
  2. Step 2: Convert to fraction form
    671,748/1,008,037.25 = 272,392.24/x
  3. Step 3: Cross multiply
    671,748x = 1,008,037.25 × 272,392.24
  4. Step 4: Simplify right side
    671,748x = 274,581,524,530.94
  5. Step 5: Solve for x
    x = 274,581,524,530.94/671,748
  6. Step 6: Final answer
    x = 408,756.74

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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.