Home / 893,627.28-1,340,019.75-324,607.23

Finding the Fourth Proportional to 893,627.28, 1,340,019.75 and 324,607.23

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Solution

The fourth proportional to 893,627.28, 1,340,019.75 and 324,607.23 is: 486,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,627.28 : 1,340,019.75 = 324,607.23 : x
  2. Step 2: Convert to fraction form
    893,627.28/1,340,019.75 = 324,607.23/x
  3. Step 3: Cross multiply
    893,627.28x = 1,340,019.75 × 324,607.23
  4. Step 4: Simplify right side
    893,627.28x = 434,980,099,192.79
  5. Step 5: Solve for x
    x = 434,980,099,192.79/893,627.28
  6. Step 6: Final answer
    x = 486,757.86

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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.