Home / 465,658.02-642,495.96-271,955.88

Finding the Fourth Proportional to 465,658.02, 642,495.96 and 271,955.88

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Solution

The fourth proportional to 465,658.02, 642,495.96 and 271,955.88 is: 375,233.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,658.02 : 642,495.96 = 271,955.88 : x
  2. Step 2: Convert to fraction form
    465,658.02/642,495.96 = 271,955.88/x
  3. Step 3: Cross multiply
    465,658.02x = 642,495.96 × 271,955.88
  4. Step 4: Simplify right side
    465,658.02x = 174,730,554,198.25
  5. Step 5: Solve for x
    x = 174,730,554,198.25/465,658.02
  6. Step 6: Final answer
    x = 375,233.64

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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.