Home / 260,025.95-389,382.83-207,537.95

Finding the Fourth Proportional to 260,025.95, 389,382.83 and 207,537.95

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Solution

The fourth proportional to 260,025.95, 389,382.83 and 207,537.95 is: 310,783.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,025.95 : 389,382.83 = 207,537.95 : x
  2. Step 2: Convert to fraction form
    260,025.95/389,382.83 = 207,537.95/x
  3. Step 3: Cross multiply
    260,025.95x = 389,382.83 × 207,537.95
  4. Step 4: Simplify right side
    260,025.95x = 80,811,713,265.71
  5. Step 5: Solve for x
    x = 80,811,713,265.71/260,025.95
  6. Step 6: Final answer
    x = 310,783.26

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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.