Home / 904,555.40-1,357,029.90-273,452.72

Finding the Fourth Proportional to 904,555.40, 1,357,029.90 and 273,452.72

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Solution

The fourth proportional to 904,555.40, 1,357,029.90 and 273,452.72 is: 410,238.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,555.40 : 1,357,029.90 = 273,452.72 : x
  2. Step 2: Convert to fraction form
    904,555.40/1,357,029.90 = 273,452.72/x
  3. Step 3: Cross multiply
    904,555.40x = 1,357,029.90 × 273,452.72
  4. Step 4: Simplify right side
    904,555.40x = 371,083,517,276.33
  5. Step 5: Solve for x
    x = 371,083,517,276.33/904,555.40
  6. Step 6: Final answer
    x = 410,238.57

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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.