Home / 314,742.80-472,253.68-164,947.44

Finding the Fourth Proportional to 314,742.80, 472,253.68 and 164,947.44

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Solution

The fourth proportional to 314,742.80, 472,253.68 and 164,947.44 is: 247,494.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,742.80 : 472,253.68 = 164,947.44 : x
  2. Step 2: Convert to fraction form
    314,742.80/472,253.68 = 164,947.44/x
  3. Step 3: Cross multiply
    314,742.80x = 472,253.68 × 164,947.44
  4. Step 4: Simplify right side
    314,742.80x = 77,897,035,546.58
  5. Step 5: Solve for x
    x = 77,897,035,546.58/314,742.80
  6. Step 6: Final answer
    x = 247,494.26

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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.