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Finding the Fourth Proportional to 379,333.58, 523,555.06 and 226,295.17

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Solution

The fourth proportional to 379,333.58, 523,555.06 and 226,295.17 is: 312,331.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,333.58 : 523,555.06 = 226,295.17 : x
  2. Step 2: Convert to fraction form
    379,333.58/523,555.06 = 226,295.17/x
  3. Step 3: Cross multiply
    379,333.58x = 523,555.06 × 226,295.17
  4. Step 4: Simplify right side
    379,333.58x = 118,477,979,432.44
  5. Step 5: Solve for x
    x = 118,477,979,432.44/379,333.58
  6. Step 6: Final answer
    x = 312,331.91

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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.