Home / 336,870.87-505,237.97-123,566.18

Finding the Fourth Proportional to 336,870.87, 505,237.97 and 123,566.18

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Solution

The fourth proportional to 336,870.87, 505,237.97 and 123,566.18 is: 185,324.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,870.87 : 505,237.97 = 123,566.18 : x
  2. Step 2: Convert to fraction form
    336,870.87/505,237.97 = 123,566.18/x
  3. Step 3: Cross multiply
    336,870.87x = 505,237.97 × 123,566.18
  4. Step 4: Simplify right side
    336,870.87x = 62,430,323,726.58
  5. Step 5: Solve for x
    x = 62,430,323,726.58/336,870.87
  6. Step 6: Final answer
    x = 185,324.20

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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.