Home / 536,623.56-805,304.41-221,080.46

Finding the Fourth Proportional to 536,623.56, 805,304.41 and 221,080.46

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Solution

The fourth proportional to 536,623.56, 805,304.41 and 221,080.46 is: 331,772.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,623.56 : 805,304.41 = 221,080.46 : x
  2. Step 2: Convert to fraction form
    536,623.56/805,304.41 = 221,080.46/x
  3. Step 3: Cross multiply
    536,623.56x = 805,304.41 × 221,080.46
  4. Step 4: Simplify right side
    536,623.56x = 178,037,064,823.61
  5. Step 5: Solve for x
    x = 178,037,064,823.61/536,623.56
  6. Step 6: Final answer
    x = 331,772.73

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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.