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Finding the Fourth Proportional to 424,993.08, 586,492.20 and 255,230.04

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Solution

The fourth proportional to 424,993.08, 586,492.20 and 255,230.04 is: 352,218.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,993.08 : 586,492.20 = 255,230.04 : x
  2. Step 2: Convert to fraction form
    424,993.08/586,492.20 = 255,230.04/x
  3. Step 3: Cross multiply
    424,993.08x = 586,492.20 × 255,230.04
  4. Step 4: Simplify right side
    424,993.08x = 149,690,427,665.69
  5. Step 5: Solve for x
    x = 149,690,427,665.69/424,993.08
  6. Step 6: Final answer
    x = 352,218.51

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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.