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Finding the Fourth Proportional to 525,752.13, 788,291.30 and 222,063.94

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Solution

The fourth proportional to 525,752.13, 788,291.30 and 222,063.94 is: 332,953.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,752.13 : 788,291.30 = 222,063.94 : x
  2. Step 2: Convert to fraction form
    525,752.13/788,291.30 = 222,063.94/x
  3. Step 3: Cross multiply
    525,752.13x = 788,291.30 × 222,063.94
  4. Step 4: Simplify right side
    525,752.13x = 175,051,071,945.72
  5. Step 5: Solve for x
    x = 175,051,071,945.72/525,752.13
  6. Step 6: Final answer
    x = 332,953.61

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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.