Home / 627,622.60-941,433.90-603,128.20

Finding the Fourth Proportional to 627,622.60, 941,433.90 and 603,128.20

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Solution

The fourth proportional to 627,622.60, 941,433.90 and 603,128.20 is: 904,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,622.60 : 941,433.90 = 603,128.20 : x
  2. Step 2: Convert to fraction form
    627,622.60/941,433.90 = 603,128.20/x
  3. Step 3: Cross multiply
    627,622.60x = 941,433.90 × 603,128.20
  4. Step 4: Simplify right side
    627,622.60x = 567,805,333,525.98
  5. Step 5: Solve for x
    x = 567,805,333,525.98/627,622.60
  6. Step 6: Final answer
    x = 904,692.30

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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.