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Finding the Fourth Proportional to 332,418.39, 495,465.38 and 313,499.62

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Solution

The fourth proportional to 332,418.39, 495,465.38 and 313,499.62 is: 467,267.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,418.39 : 495,465.38 = 313,499.62 : x
  2. Step 2: Convert to fraction form
    332,418.39/495,465.38 = 313,499.62/x
  3. Step 3: Cross multiply
    332,418.39x = 495,465.38 × 313,499.62
  4. Step 4: Simplify right side
    332,418.39x = 155,328,210,344.05
  5. Step 5: Solve for x
    x = 155,328,210,344.05/332,418.39
  6. Step 6: Final answer
    x = 467,267.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.