Home / 627,436.48-941,330.40-253,721.92

Finding the Fourth Proportional to 627,436.48, 941,330.40 and 253,721.92

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Solution

The fourth proportional to 627,436.48, 941,330.40 and 253,721.92 is: 380,653.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,436.48 : 941,330.40 = 253,721.92 : x
  2. Step 2: Convert to fraction form
    627,436.48/941,330.40 = 253,721.92/x
  3. Step 3: Cross multiply
    627,436.48x = 941,330.40 × 253,721.92
  4. Step 4: Simplify right side
    627,436.48x = 238,836,156,442.37
  5. Step 5: Solve for x
    x = 238,836,156,442.37/627,436.48
  6. Step 6: Final answer
    x = 380,653.92

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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.