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Finding the Fourth Proportional to 483,411.36, 667,169.19 and 292,426.12

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Solution

The fourth proportional to 483,411.36, 667,169.19 and 292,426.12 is: 403,585.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,411.36 : 667,169.19 = 292,426.12 : x
  2. Step 2: Convert to fraction form
    483,411.36/667,169.19 = 292,426.12/x
  3. Step 3: Cross multiply
    483,411.36x = 667,169.19 × 292,426.12
  4. Step 4: Simplify right side
    483,411.36x = 195,097,696,884.18
  5. Step 5: Solve for x
    x = 195,097,696,884.18/483,411.36
  6. Step 6: Final answer
    x = 403,585.25

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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.