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Finding the Fourth Proportional to 503,578.28, 755,388.26 and 148,592.30

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Solution

The fourth proportional to 503,578.28, 755,388.26 and 148,592.30 is: 222,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,578.28 : 755,388.26 = 148,592.30 : x
  2. Step 2: Convert to fraction form
    503,578.28/755,388.26 = 148,592.30/x
  3. Step 3: Cross multiply
    503,578.28x = 755,388.26 × 148,592.30
  4. Step 4: Simplify right side
    503,578.28x = 112,244,878,203.44
  5. Step 5: Solve for x
    x = 112,244,878,203.44/503,578.28
  6. Step 6: Final answer
    x = 222,894.60

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1.5x scale

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.