Home / 946,650.11-1,420,491.80-548,069.36

Finding the Fourth Proportional to 946,650.11, 1,420,491.80 and 548,069.36

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Solution

The fourth proportional to 946,650.11, 1,420,491.80 and 548,069.36 is: 822,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,650.11 : 1,420,491.80 = 548,069.36 : x
  2. Step 2: Convert to fraction form
    946,650.11/1,420,491.80 = 548,069.36/x
  3. Step 3: Cross multiply
    946,650.11x = 1,420,491.80 × 548,069.36
  4. Step 4: Simplify right side
    946,650.11x = 778,528,025,978.96
  5. Step 5: Solve for x
    x = 778,528,025,978.96/946,650.11
  6. Step 6: Final answer
    x = 822,403.15

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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.