Home / 979,985.52-1,469,667.24-314,982

Finding the Fourth Proportional to 979,985.52, 1,469,667.24 and 314,982

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Solution

The fourth proportional to 979,985.52, 1,469,667.24 and 314,982 is: 472,373.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,985.52 : 1,469,667.24 = 314,982 : x
  2. Step 2: Convert to fraction form
    979,985.52/1,469,667.24 = 314,982/x
  3. Step 3: Cross multiply
    979,985.52x = 1,469,667.24 × 314,982
  4. Step 4: Simplify right side
    979,985.52x = 462,918,726,589.68
  5. Step 5: Solve for x
    x = 462,918,726,589.68/979,985.52
  6. Step 6: Final answer
    x = 472,373.03

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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.