Home / 648,464.61-894,971.12-362,003.25

Finding the Fourth Proportional to 648,464.61, 894,971.12 and 362,003.25

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Solution

The fourth proportional to 648,464.61, 894,971.12 and 362,003.25 is: 499,614.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,464.61 : 894,971.12 = 362,003.25 : x
  2. Step 2: Convert to fraction form
    648,464.61/894,971.12 = 362,003.25/x
  3. Step 3: Cross multiply
    648,464.61x = 894,971.12 × 362,003.25
  4. Step 4: Simplify right side
    648,464.61x = 323,982,452,286.12
  5. Step 5: Solve for x
    x = 323,982,452,286.12/648,464.61
  6. Step 6: Final answer
    x = 499,614.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.