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Finding the Fourth Proportional to 617,436.98, 926,150.15 and 482,614.33

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Solution

The fourth proportional to 617,436.98, 926,150.15 and 482,614.33 is: 723,917.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,436.98 : 926,150.15 = 482,614.33 : x
  2. Step 2: Convert to fraction form
    617,436.98/926,150.15 = 482,614.33/x
  3. Step 3: Cross multiply
    617,436.98x = 926,150.15 × 482,614.33
  4. Step 4: Simplify right side
    617,436.98x = 446,973,332,144.54
  5. Step 5: Solve for x
    x = 446,973,332,144.54/617,436.98
  6. Step 6: Final answer
    x = 723,917.33

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Double scale
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1.5x scale

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.