Home / 759,071.28-1,138,568.04-226,596.72

Finding the Fourth Proportional to 759,071.28, 1,138,568.04 and 226,596.72

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Solution

The fourth proportional to 759,071.28, 1,138,568.04 and 226,596.72 is: 339,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,071.28 : 1,138,568.04 = 226,596.72 : x
  2. Step 2: Convert to fraction form
    759,071.28/1,138,568.04 = 226,596.72/x
  3. Step 3: Cross multiply
    759,071.28x = 1,138,568.04 × 226,596.72
  4. Step 4: Simplify right side
    759,071.28x = 257,995,783,360.83
  5. Step 5: Solve for x
    x = 257,995,783,360.83/759,071.28
  6. Step 6: Final answer
    x = 339,883.47

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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.