Home / 457,219.02-685,577.97-141,588.30

Finding the Fourth Proportional to 457,219.02, 685,577.97 and 141,588.30

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Solution

The fourth proportional to 457,219.02, 685,577.97 and 141,588.30 is: 212,304.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,219.02 : 685,577.97 = 141,588.30 : x
  2. Step 2: Convert to fraction form
    457,219.02/685,577.97 = 141,588.30/x
  3. Step 3: Cross multiply
    457,219.02x = 685,577.97 × 141,588.30
  4. Step 4: Simplify right side
    457,219.02x = 97,069,819,289.75
  5. Step 5: Solve for x
    x = 97,069,819,289.75/457,219.02
  6. Step 6: Final answer
    x = 212,304.86

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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.