Home / 835,103.46-1,252,041.75-266,157.18

Finding the Fourth Proportional to 835,103.46, 1,252,041.75 and 266,157.18

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Solution

The fourth proportional to 835,103.46, 1,252,041.75 and 266,157.18 is: 399,040.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,103.46 : 1,252,041.75 = 266,157.18 : x
  2. Step 2: Convert to fraction form
    835,103.46/1,252,041.75 = 266,157.18/x
  3. Step 3: Cross multiply
    835,103.46x = 1,252,041.75 × 266,157.18
  4. Step 4: Simplify right side
    835,103.46x = 333,239,901,422.27
  5. Step 5: Solve for x
    x = 333,239,901,422.27/835,103.46
  6. Step 6: Final answer
    x = 399,040.26

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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.