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Finding the Fourth Proportional to 417,756.76, 576,505.02 and 226,770.37

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Solution

The fourth proportional to 417,756.76, 576,505.02 and 226,770.37 is: 312,943.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,756.76 : 576,505.02 = 226,770.37 : x
  2. Step 2: Convert to fraction form
    417,756.76/576,505.02 = 226,770.37/x
  3. Step 3: Cross multiply
    417,756.76x = 576,505.02 × 226,770.37
  4. Step 4: Simplify right side
    417,756.76x = 130,734,256,692.26
  5. Step 5: Solve for x
    x = 130,734,256,692.26/417,756.76
  6. Step 6: Final answer
    x = 312,943.49

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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.