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Finding the Fourth Proportional to 341,122.52, 470,392.92 and 237,876.78

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Solution

The fourth proportional to 341,122.52, 470,392.92 and 237,876.78 is: 328,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,122.52 : 470,392.92 = 237,876.78 : x
  2. Step 2: Convert to fraction form
    341,122.52/470,392.92 = 237,876.78/x
  3. Step 3: Cross multiply
    341,122.52x = 470,392.92 × 237,876.78
  4. Step 4: Simplify right side
    341,122.52x = 111,895,553,144.40
  5. Step 5: Solve for x
    x = 111,895,553,144.40/341,122.52
  6. Step 6: Final answer
    x = 328,021.60

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1.5x scale

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.