Home / 872,386.44-1,308,641.87-232,686.56

Finding the Fourth Proportional to 872,386.44, 1,308,641.87 and 232,686.56

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Solution

The fourth proportional to 872,386.44, 1,308,641.87 and 232,686.56 is: 349,046.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,386.44 : 1,308,641.87 = 232,686.56 : x
  2. Step 2: Convert to fraction form
    872,386.44/1,308,641.87 = 232,686.56/x
  3. Step 3: Cross multiply
    872,386.44x = 1,308,641.87 × 232,686.56
  4. Step 4: Simplify right side
    872,386.44x = 304,503,367,295.63
  5. Step 5: Solve for x
    x = 304,503,367,295.63/872,386.44
  6. Step 6: Final answer
    x = 349,046.42

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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.