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Finding the Fourth Proportional to 242,881.52, 361,880.28 and 229,300.26

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Solution

The fourth proportional to 242,881.52, 361,880.28 and 229,300.26 is: 341,644.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,881.52 : 361,880.28 = 229,300.26 : x
  2. Step 2: Convert to fraction form
    242,881.52/361,880.28 = 229,300.26/x
  3. Step 3: Cross multiply
    242,881.52x = 361,880.28 × 229,300.26
  4. Step 4: Simplify right side
    242,881.52x = 82,979,242,292.87
  5. Step 5: Solve for x
    x = 82,979,242,292.87/242,881.52
  6. Step 6: Final answer
    x = 341,644.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.