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Finding the Fourth Proportional to 627,548.23, 941,094.46 and 343,448.74

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Solution

The fourth proportional to 627,548.23, 941,094.46 and 343,448.74 is: 515,048.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,548.23 : 941,094.46 = 343,448.74 : x
  2. Step 2: Convert to fraction form
    627,548.23/941,094.46 = 343,448.74/x
  3. Step 3: Cross multiply
    627,548.23x = 941,094.46 × 343,448.74
  4. Step 4: Simplify right side
    627,548.23x = 323,217,706,507.98
  5. Step 5: Solve for x
    x = 323,217,706,507.98/627,548.23
  6. Step 6: Final answer
    x = 515,048.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.