Home / 310,616.04-427,592.30-229,891.44

Finding the Fourth Proportional to 310,616.04, 427,592.30 and 229,891.44

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Solution

The fourth proportional to 310,616.04, 427,592.30 and 229,891.44 is: 316,467.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,616.04 : 427,592.30 = 229,891.44 : x
  2. Step 2: Convert to fraction form
    310,616.04/427,592.30 = 229,891.44/x
  3. Step 3: Cross multiply
    310,616.04x = 427,592.30 × 229,891.44
  4. Step 4: Simplify right side
    310,616.04x = 98,299,809,579.91
  5. Step 5: Solve for x
    x = 98,299,809,579.91/310,616.04
  6. Step 6: Final answer
    x = 316,467.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.