Home / 893,942-1,341,755.70-325,872.14

Finding the Fourth Proportional to 893,942, 1,341,755.70 and 325,872.14

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Solution

The fourth proportional to 893,942, 1,341,755.70 and 325,872.14 is: 489,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,942 : 1,341,755.70 = 325,872.14 : x
  2. Step 2: Convert to fraction form
    893,942/1,341,755.70 = 325,872.14/x
  3. Step 3: Cross multiply
    893,942x = 1,341,755.70 × 325,872.14
  4. Step 4: Simplify right side
    893,942x = 437,240,801,316.20
  5. Step 5: Solve for x
    x = 437,240,801,316.20/893,942
  6. Step 6: Final answer
    x = 489,115.40

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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.