Home / 858,357.16-1,287,584.92-227,254.56

Finding the Fourth Proportional to 858,357.16, 1,287,584.92 and 227,254.56

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Solution

The fourth proportional to 858,357.16, 1,287,584.92 and 227,254.56 is: 340,894.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,357.16 : 1,287,584.92 = 227,254.56 : x
  2. Step 2: Convert to fraction form
    858,357.16/1,287,584.92 = 227,254.56/x
  3. Step 3: Cross multiply
    858,357.16x = 1,287,584.92 × 227,254.56
  4. Step 4: Simplify right side
    858,357.16x = 292,609,544,457.24
  5. Step 5: Solve for x
    x = 292,609,544,457.24/858,357.16
  6. Step 6: Final answer
    x = 340,894.86

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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.