Home / 501,921.88-752,827.74-146,939.38

Finding the Fourth Proportional to 501,921.88, 752,827.74 and 146,939.38

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Solution

The fourth proportional to 501,921.88, 752,827.74 and 146,939.38 is: 220,392.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,921.88 : 752,827.74 = 146,939.38 : x
  2. Step 2: Convert to fraction form
    501,921.88/752,827.74 = 146,939.38/x
  3. Step 3: Cross multiply
    501,921.88x = 752,827.74 × 146,939.38
  4. Step 4: Simplify right side
    501,921.88x = 110,620,041,362.40
  5. Step 5: Solve for x
    x = 110,620,041,362.40/501,921.88
  6. Step 6: Final answer
    x = 220,392.95

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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.