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Finding the Fourth Proportional to 525,785.67, 788,341.62 and 222,097.32

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Solution

The fourth proportional to 525,785.67, 788,341.62 and 222,097.32 is: 333,003.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,785.67 : 788,341.62 = 222,097.32 : x
  2. Step 2: Convert to fraction form
    525,785.67/788,341.62 = 222,097.32/x
  3. Step 3: Cross multiply
    525,785.67x = 788,341.62 × 222,097.32
  4. Step 4: Simplify right side
    525,785.67x = 175,088,561,046.46
  5. Step 5: Solve for x
    x = 175,088,561,046.46/525,785.67
  6. Step 6: Final answer
    x = 333,003.68

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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.