Home / 790,223.31-1,185,694.92-334,939.12

Finding the Fourth Proportional to 790,223.31, 1,185,694.92 and 334,939.12

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Solution

The fourth proportional to 790,223.31, 1,185,694.92 and 334,939.12 is: 502,561.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,223.31 : 1,185,694.92 = 334,939.12 : x
  2. Step 2: Convert to fraction form
    790,223.31/1,185,694.92 = 334,939.12/x
  3. Step 3: Cross multiply
    790,223.31x = 1,185,694.92 × 334,939.12
  4. Step 4: Simplify right side
    790,223.31x = 397,135,610,129.03
  5. Step 5: Solve for x
    x = 397,135,610,129.03/790,223.31
  6. Step 6: Final answer
    x = 502,561.24

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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.