Home / 282,359.06-389,837.85-175,043.78

Finding the Fourth Proportional to 282,359.06, 389,837.85 and 175,043.78

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Solution

The fourth proportional to 282,359.06, 389,837.85 and 175,043.78 is: 241,673.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,359.06 : 389,837.85 = 175,043.78 : x
  2. Step 2: Convert to fraction form
    282,359.06/389,837.85 = 175,043.78/x
  3. Step 3: Cross multiply
    282,359.06x = 389,837.85 × 175,043.78
  4. Step 4: Simplify right side
    282,359.06x = 68,238,690,851.07
  5. Step 5: Solve for x
    x = 68,238,690,851.07/282,359.06
  6. Step 6: Final answer
    x = 241,673.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.