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Finding the Fourth Proportional to 315,822.91, 473,286.53 and 244,413.13

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Solution

The fourth proportional to 315,822.91, 473,286.53 and 244,413.13 is: 366,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,822.91 : 473,286.53 = 244,413.13 : x
  2. Step 2: Convert to fraction form
    315,822.91/473,286.53 = 244,413.13/x
  3. Step 3: Cross multiply
    315,822.91x = 473,286.53 × 244,413.13
  4. Step 4: Simplify right side
    315,822.91x = 115,677,438,595.64
  5. Step 5: Solve for x
    x = 115,677,438,595.64/315,822.91
  6. Step 6: Final answer
    x = 366,273.11

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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.