Home / 675,115.40-1,012,077.12-254,686.52

Finding the Fourth Proportional to 675,115.40, 1,012,077.12 and 254,686.52

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Solution

The fourth proportional to 675,115.40, 1,012,077.12 and 254,686.52 is: 381,804.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,115.40 : 1,012,077.12 = 254,686.52 : x
  2. Step 2: Convert to fraction form
    675,115.40/1,012,077.12 = 254,686.52/x
  3. Step 3: Cross multiply
    675,115.40x = 1,012,077.12 × 254,686.52
  4. Step 4: Simplify right side
    675,115.40x = 257,762,399,664.42
  5. Step 5: Solve for x
    x = 257,762,399,664.42/675,115.40
  6. Step 6: Final answer
    x = 381,804.95

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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.