Home / 401,555.20-602,112.76-185,179.04

Finding the Fourth Proportional to 401,555.20, 602,112.76 and 185,179.04

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Solution

The fourth proportional to 401,555.20, 602,112.76 and 185,179.04 is: 277,667.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,555.20 : 602,112.76 = 185,179.04 : x
  2. Step 2: Convert to fraction form
    401,555.20/602,112.76 = 185,179.04/x
  3. Step 3: Cross multiply
    401,555.20x = 602,112.76 × 185,179.04
  4. Step 4: Simplify right side
    401,555.20x = 111,498,662,868.55
  5. Step 5: Solve for x
    x = 111,498,662,868.55/401,555.20
  6. Step 6: Final answer
    x = 277,667.09

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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.