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Finding the Fourth Proportional to 350,602.56, 483,892.32 and 338,938.56

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Solution

The fourth proportional to 350,602.56, 483,892.32 and 338,938.56 is: 467,793.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,602.56 : 483,892.32 = 338,938.56 : x
  2. Step 2: Convert to fraction form
    350,602.56/483,892.32 = 338,938.56/x
  3. Step 3: Cross multiply
    350,602.56x = 483,892.32 × 338,938.56
  4. Step 4: Simplify right side
    350,602.56x = 164,009,766,135.86
  5. Step 5: Solve for x
    x = 164,009,766,135.86/350,602.56
  6. Step 6: Final answer
    x = 467,793.98

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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.