Home / 340,919.25-511,381.44-151,328.65

Finding the Fourth Proportional to 340,919.25, 511,381.44 and 151,328.65

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Solution

The fourth proportional to 340,919.25, 511,381.44 and 151,328.65 is: 226,994.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,919.25 : 511,381.44 = 151,328.65 : x
  2. Step 2: Convert to fraction form
    340,919.25/511,381.44 = 151,328.65/x
  3. Step 3: Cross multiply
    340,919.25x = 511,381.44 × 151,328.65
  4. Step 4: Simplify right side
    340,919.25x = 77,386,663,022.00
  5. Step 5: Solve for x
    x = 77,386,663,022.00/340,919.25
  6. Step 6: Final answer
    x = 226,994.11

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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.