Home / 825,215.61-1,237,690.54-226,036.63

Finding the Fourth Proportional to 825,215.61, 1,237,690.54 and 226,036.63

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Solution

The fourth proportional to 825,215.61, 1,237,690.54 and 226,036.63 is: 339,018.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,215.61 : 1,237,690.54 = 226,036.63 : x
  2. Step 2: Convert to fraction form
    825,215.61/1,237,690.54 = 226,036.63/x
  3. Step 3: Cross multiply
    825,215.61x = 1,237,690.54 × 226,036.63
  4. Step 4: Simplify right side
    825,215.61x = 279,763,398,644.48
  5. Step 5: Solve for x
    x = 279,763,398,644.48/825,215.61
  6. Step 6: Final answer
    x = 339,018.55

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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.