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Finding the Fourth Proportional to 922,486.92, 1,384,130.00 and 495,524.55

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Solution

The fourth proportional to 922,486.92, 1,384,130.00 and 495,524.55 is: 743,501.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,486.92 : 1,384,130.00 = 495,524.55 : x
  2. Step 2: Convert to fraction form
    922,486.92/1,384,130.00 = 495,524.55/x
  3. Step 3: Cross multiply
    922,486.92x = 1,384,130.00 × 495,524.55
  4. Step 4: Simplify right side
    922,486.92x = 685,870,396,374.20
  5. Step 5: Solve for x
    x = 685,870,396,374.20/922,486.92
  6. Step 6: Final answer
    x = 743,501.49

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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.