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Finding the Fourth Proportional to 613,243.62, 846,304.02 and 341,328.87

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Solution

The fourth proportional to 613,243.62, 846,304.02 and 341,328.87 is: 471,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,243.62 : 846,304.02 = 341,328.87 : x
  2. Step 2: Convert to fraction form
    613,243.62/846,304.02 = 341,328.87/x
  3. Step 3: Cross multiply
    613,243.62x = 846,304.02 × 341,328.87
  4. Step 4: Simplify right side
    613,243.62x = 288,867,994,823.06
  5. Step 5: Solve for x
    x = 288,867,994,823.06/613,243.62
  6. Step 6: Final answer
    x = 471,049.33

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1.5x scale

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.