Home / 790,515.32-1,185,805.78-229,549.82

Finding the Fourth Proportional to 790,515.32, 1,185,805.78 and 229,549.82

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Solution

The fourth proportional to 790,515.32, 1,185,805.78 and 229,549.82 is: 344,334.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,515.32 : 1,185,805.78 = 229,549.82 : x
  2. Step 2: Convert to fraction form
    790,515.32/1,185,805.78 = 229,549.82/x
  3. Step 3: Cross multiply
    790,515.32x = 1,185,805.78 × 229,549.82
  4. Step 4: Simplify right side
    790,515.32x = 272,201,503,353.96
  5. Step 5: Solve for x
    x = 272,201,503,353.96/790,515.32
  6. Step 6: Final answer
    x = 344,334.25

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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.