Home / 908,413.88-1,361,335.94-503,785.16

Finding the Fourth Proportional to 908,413.88, 1,361,335.94 and 503,785.16

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Solution

The fourth proportional to 908,413.88, 1,361,335.94 and 503,785.16 is: 754,965.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,413.88 : 1,361,335.94 = 503,785.16 : x
  2. Step 2: Convert to fraction form
    908,413.88/1,361,335.94 = 503,785.16/x
  3. Step 3: Cross multiply
    908,413.88x = 1,361,335.94 × 503,785.16
  4. Step 4: Simplify right side
    908,413.88x = 685,820,844,346.65
  5. Step 5: Solve for x
    x = 685,820,844,346.65/908,413.88
  6. Step 6: Final answer
    x = 754,965.18

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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.