Home / 463,928.24-695,537.37-321,363.78

Finding the Fourth Proportional to 463,928.24, 695,537.37 and 321,363.78

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Solution

The fourth proportional to 463,928.24, 695,537.37 and 321,363.78 is: 481,799.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,928.24 : 695,537.37 = 321,363.78 : x
  2. Step 2: Convert to fraction form
    463,928.24/695,537.37 = 321,363.78/x
  3. Step 3: Cross multiply
    463,928.24x = 695,537.37 × 321,363.78
  4. Step 4: Simplify right side
    463,928.24x = 223,520,518,354.46
  5. Step 5: Solve for x
    x = 223,520,518,354.46/463,928.24
  6. Step 6: Final answer
    x = 481,799.77

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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.