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Finding the Fourth Proportional to 504,349.52, 695,731.82 and 322,866.18

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Solution

The fourth proportional to 504,349.52, 695,731.82 and 322,866.18 is: 445,382.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,349.52 : 695,731.82 = 322,866.18 : x
  2. Step 2: Convert to fraction form
    504,349.52/695,731.82 = 322,866.18/x
  3. Step 3: Cross multiply
    504,349.52x = 695,731.82 × 322,866.18
  4. Step 4: Simplify right side
    504,349.52x = 224,628,273,413.52
  5. Step 5: Solve for x
    x = 224,628,273,413.52/504,349.52
  6. Step 6: Final answer
    x = 445,382.15

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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.