Home / 923,264.38-1,385,076.11-354,603.88

Finding the Fourth Proportional to 923,264.38, 1,385,076.11 and 354,603.88

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Solution

The fourth proportional to 923,264.38, 1,385,076.11 and 354,603.88 is: 531,974.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,264.38 : 1,385,076.11 = 354,603.88 : x
  2. Step 2: Convert to fraction form
    923,264.38/1,385,076.11 = 354,603.88/x
  3. Step 3: Cross multiply
    923,264.38x = 1,385,076.11 × 354,603.88
  4. Step 4: Simplify right side
    923,264.38x = 491,153,362,701.31
  5. Step 5: Solve for x
    x = 491,153,362,701.31/923,264.38
  6. Step 6: Final answer
    x = 531,974.78

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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.