Home / 314,864.38-472,366.73-115,180.35

Finding the Fourth Proportional to 314,864.38, 472,366.73 and 115,180.35

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Solution

The fourth proportional to 314,864.38, 472,366.73 and 115,180.35 is: 172,796.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,864.38 : 472,366.73 = 115,180.35 : x
  2. Step 2: Convert to fraction form
    314,864.38/472,366.73 = 115,180.35/x
  3. Step 3: Cross multiply
    314,864.38x = 472,366.73 × 115,180.35
  4. Step 4: Simplify right side
    314,864.38x = 54,407,365,289.76
  5. Step 5: Solve for x
    x = 54,407,365,289.76/314,864.38
  6. Step 6: Final answer
    x = 172,796.19

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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.