Home / 835,254.36-1,253,017.23-258,743.01

Finding the Fourth Proportional to 835,254.36, 1,253,017.23 and 258,743.01

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Solution

The fourth proportional to 835,254.36, 1,253,017.23 and 258,743.01 is: 388,156.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,254.36 : 1,253,017.23 = 258,743.01 : x
  2. Step 2: Convert to fraction form
    835,254.36/1,253,017.23 = 258,743.01/x
  3. Step 3: Cross multiply
    835,254.36x = 1,253,017.23 × 258,743.01
  4. Step 4: Simplify right side
    835,254.36x = 324,209,449,672.06
  5. Step 5: Solve for x
    x = 324,209,449,672.06/835,254.36
  6. Step 6: Final answer
    x = 388,156.55

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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.