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Finding the Fourth Proportional to 522,171.09, 720,597.33 and 295,816.59

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Solution

The fourth proportional to 522,171.09, 720,597.33 and 295,816.59 is: 408,227.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,171.09 : 720,597.33 = 295,816.59 : x
  2. Step 2: Convert to fraction form
    522,171.09/720,597.33 = 295,816.59/x
  3. Step 3: Cross multiply
    522,171.09x = 720,597.33 × 295,816.59
  4. Step 4: Simplify right side
    522,171.09x = 213,164,644,923.71
  5. Step 5: Solve for x
    x = 213,164,644,923.71/522,171.09
  6. Step 6: Final answer
    x = 408,227.59

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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.