Home / 806,246.87-1,209,550.12-245,325.11

Finding the Fourth Proportional to 806,246.87, 1,209,550.12 and 245,325.11

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Solution

The fourth proportional to 806,246.87, 1,209,550.12 and 245,325.11 is: 368,042.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,246.87 : 1,209,550.12 = 245,325.11 : x
  2. Step 2: Convert to fraction form
    806,246.87/1,209,550.12 = 245,325.11/x
  3. Step 3: Cross multiply
    806,246.87x = 1,209,550.12 × 245,325.11
  4. Step 4: Simplify right side
    806,246.87x = 296,733,009,578.45
  5. Step 5: Solve for x
    x = 296,733,009,578.45/806,246.87
  6. Step 6: Final answer
    x = 368,042.37

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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.