Home / 461,996.48-692,331.20-272,008.16

Finding the Fourth Proportional to 461,996.48, 692,331.20 and 272,008.16

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Solution

The fourth proportional to 461,996.48, 692,331.20 and 272,008.16 is: 407,621.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,996.48 : 692,331.20 = 272,008.16 : x
  2. Step 2: Convert to fraction form
    461,996.48/692,331.20 = 272,008.16/x
  3. Step 3: Cross multiply
    461,996.48x = 692,331.20 × 272,008.16
  4. Step 4: Simplify right side
    461,996.48x = 188,319,735,822.59
  5. Step 5: Solve for x
    x = 188,319,735,822.59/461,996.48
  6. Step 6: Final answer
    x = 407,621.58

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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.