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Finding the Fourth Proportional to 275,184.58, 379,593.54 and 173,048.44

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Solution

The fourth proportional to 275,184.58, 379,593.54 and 173,048.44 is: 238,705.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,184.58 : 379,593.54 = 173,048.44 : x
  2. Step 2: Convert to fraction form
    275,184.58/379,593.54 = 173,048.44/x
  3. Step 3: Cross multiply
    275,184.58x = 379,593.54 × 173,048.44
  4. Step 4: Simplify right side
    275,184.58x = 65,688,069,931.08
  5. Step 5: Solve for x
    x = 65,688,069,931.08/275,184.58
  6. Step 6: Final answer
    x = 238,705.49

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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.