Home / 511,719.19-766,956.09-362,002.65

Finding the Fourth Proportional to 511,719.19, 766,956.09 and 362,002.65

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Solution

The fourth proportional to 511,719.19, 766,956.09 and 362,002.65 is: 542,563.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,719.19 : 766,956.09 = 362,002.65 : x
  2. Step 2: Convert to fraction form
    511,719.19/766,956.09 = 362,002.65/x
  3. Step 3: Cross multiply
    511,719.19x = 766,956.09 × 362,002.65
  4. Step 4: Simplify right side
    511,719.19x = 277,640,137,013.64
  5. Step 5: Solve for x
    x = 277,640,137,013.64/511,719.19
  6. Step 6: Final answer
    x = 542,563.47

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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.