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Finding the Fourth Proportional to 228,296.76, 315,350.56 and 175,237.44

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Solution

The fourth proportional to 228,296.76, 315,350.56 and 175,237.44 is: 242,058.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,296.76 : 315,350.56 = 175,237.44 : x
  2. Step 2: Convert to fraction form
    228,296.76/315,350.56 = 175,237.44/x
  3. Step 3: Cross multiply
    228,296.76x = 315,350.56 × 175,237.44
  4. Step 4: Simplify right side
    228,296.76x = 55,261,224,836.97
  5. Step 5: Solve for x
    x = 55,261,224,836.97/228,296.76
  6. Step 6: Final answer
    x = 242,058.73

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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.