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Finding the Fourth Proportional to 484,927.56, 668,505.96 and 341,241.12

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Solution

The fourth proportional to 484,927.56, 668,505.96 and 341,241.12 is: 470,424.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,927.56 : 668,505.96 = 341,241.12 : x
  2. Step 2: Convert to fraction form
    484,927.56/668,505.96 = 341,241.12/x
  3. Step 3: Cross multiply
    484,927.56x = 668,505.96 × 341,241.12
  4. Step 4: Simplify right side
    484,927.56x = 228,121,722,517.08
  5. Step 5: Solve for x
    x = 228,121,722,517.08/484,927.56
  6. Step 6: Final answer
    x = 470,424.33

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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.