Home / 605,126.30-907,787.96-178,705.26

Finding the Fourth Proportional to 605,126.30, 907,787.96 and 178,705.26

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Solution

The fourth proportional to 605,126.30, 907,787.96 and 178,705.26 is: 268,086.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,126.30 : 907,787.96 = 178,705.26 : x
  2. Step 2: Convert to fraction form
    605,126.30/907,787.96 = 178,705.26/x
  3. Step 3: Cross multiply
    605,126.30x = 907,787.96 × 178,705.26
  4. Step 4: Simplify right side
    605,126.30x = 162,226,482,523.14
  5. Step 5: Solve for x
    x = 162,226,482,523.14/605,126.30
  6. Step 6: Final answer
    x = 268,086.98

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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.