Home / 715,959.92-1,073,939.50-210,525.10

Finding the Fourth Proportional to 715,959.92, 1,073,939.50 and 210,525.10

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Solution

The fourth proportional to 715,959.92, 1,073,939.50 and 210,525.10 is: 315,787.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,959.92 : 1,073,939.50 = 210,525.10 : x
  2. Step 2: Convert to fraction form
    715,959.92/1,073,939.50 = 210,525.10/x
  3. Step 3: Cross multiply
    715,959.92x = 1,073,939.50 × 210,525.10
  4. Step 4: Simplify right side
    715,959.92x = 226,091,220,631.45
  5. Step 5: Solve for x
    x = 226,091,220,631.45/715,959.92
  6. Step 6: Final answer
    x = 315,787.54

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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.