Home / 485,849.26-670,473.17-271,003.24

Finding the Fourth Proportional to 485,849.26, 670,473.17 and 271,003.24

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Solution

The fourth proportional to 485,849.26, 670,473.17 and 271,003.24 is: 373,985.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,849.26 : 670,473.17 = 271,003.24 : x
  2. Step 2: Convert to fraction form
    485,849.26/670,473.17 = 271,003.24/x
  3. Step 3: Cross multiply
    485,849.26x = 670,473.17 × 271,003.24
  4. Step 4: Simplify right side
    485,849.26x = 181,700,401,403.07
  5. Step 5: Solve for x
    x = 181,700,401,403.07/485,849.26
  6. Step 6: Final answer
    x = 373,985.14

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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.