Home / 985,197.21-1,359,649.17-549,751.47

Finding the Fourth Proportional to 985,197.21, 1,359,649.17 and 549,751.47

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Solution

The fourth proportional to 985,197.21, 1,359,649.17 and 549,751.47 is: 758,700.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,197.21 : 1,359,649.17 = 549,751.47 : x
  2. Step 2: Convert to fraction form
    985,197.21/1,359,649.17 = 549,751.47/x
  3. Step 3: Cross multiply
    985,197.21x = 1,359,649.17 × 549,751.47
  4. Step 4: Simplify right side
    985,197.21x = 747,469,129,891.78
  5. Step 5: Solve for x
    x = 747,469,129,891.78/985,197.21
  6. Step 6: Final answer
    x = 758,700.01

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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.