Home / 893,443.48-1,340,165.50-324,718.98

Finding the Fourth Proportional to 893,443.48, 1,340,165.50 and 324,718.98

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Solution

The fourth proportional to 893,443.48, 1,340,165.50 and 324,718.98 is: 487,078.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,443.48 : 1,340,165.50 = 324,718.98 : x
  2. Step 2: Convert to fraction form
    893,443.48/1,340,165.50 = 324,718.98/x
  3. Step 3: Cross multiply
    893,443.48x = 1,340,165.50 × 324,718.98
  4. Step 4: Simplify right side
    893,443.48x = 435,177,174,191.19
  5. Step 5: Solve for x
    x = 435,177,174,191.19/893,443.48
  6. Step 6: Final answer
    x = 487,078.57

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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.