Home / 803,589.12-1,205,413.68-204,564.24

Finding the Fourth Proportional to 803,589.12, 1,205,413.68 and 204,564.24

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Solution

The fourth proportional to 803,589.12, 1,205,413.68 and 204,564.24 is: 306,854.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,589.12 : 1,205,413.68 = 204,564.24 : x
  2. Step 2: Convert to fraction form
    803,589.12/1,205,413.68 = 204,564.24/x
  3. Step 3: Cross multiply
    803,589.12x = 1,205,413.68 × 204,564.24
  4. Step 4: Simplify right side
    803,589.12x = 246,584,533,334.80
  5. Step 5: Solve for x
    x = 246,584,533,334.80/803,589.12
  6. Step 6: Final answer
    x = 306,854.00

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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.