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Finding the Fourth Proportional to 237,362.80, 356,044.20 and 229,068.40

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Solution

The fourth proportional to 237,362.80, 356,044.20 and 229,068.40 is: 343,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,362.80 : 356,044.20 = 229,068.40 : x
  2. Step 2: Convert to fraction form
    237,362.80/356,044.20 = 229,068.40/x
  3. Step 3: Cross multiply
    237,362.80x = 356,044.20 × 229,068.40
  4. Step 4: Simplify right side
    237,362.80x = 81,558,475,223.28
  5. Step 5: Solve for x
    x = 81,558,475,223.28/237,362.80
  6. Step 6: Final answer
    x = 343,602.60

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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.