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Finding the Fourth Proportional to 584,062.64, 806,005.32 and 329,413.04

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Solution

The fourth proportional to 584,062.64, 806,005.32 and 329,413.04 is: 454,589.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,062.64 : 806,005.32 = 329,413.04 : x
  2. Step 2: Convert to fraction form
    584,062.64/806,005.32 = 329,413.04/x
  3. Step 3: Cross multiply
    584,062.64x = 806,005.32 × 329,413.04
  4. Step 4: Simplify right side
    584,062.64x = 265,508,662,717.37
  5. Step 5: Solve for x
    x = 265,508,662,717.37/584,062.64
  6. Step 6: Final answer
    x = 454,589.36

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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.