Home / 282,202.41-389,460.24-161,348.79

Finding the Fourth Proportional to 282,202.41, 389,460.24 and 161,348.79

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Solution

The fourth proportional to 282,202.41, 389,460.24 and 161,348.79 is: 222,673.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,202.41 : 389,460.24 = 161,348.79 : x
  2. Step 2: Convert to fraction form
    282,202.41/389,460.24 = 161,348.79/x
  3. Step 3: Cross multiply
    282,202.41x = 389,460.24 × 161,348.79
  4. Step 4: Simplify right side
    282,202.41x = 62,838,938,477.11
  5. Step 5: Solve for x
    x = 62,838,938,477.11/282,202.41
  6. Step 6: Final answer
    x = 222,673.29

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1.5x scale

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.