Home / 629,048.20-943,572.30-488,907.40

Finding the Fourth Proportional to 629,048.20, 943,572.30 and 488,907.40

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Solution

The fourth proportional to 629,048.20, 943,572.30 and 488,907.40 is: 733,361.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,048.20 : 943,572.30 = 488,907.40 : x
  2. Step 2: Convert to fraction form
    629,048.20/943,572.30 = 488,907.40/x
  3. Step 3: Cross multiply
    629,048.20x = 943,572.30 × 488,907.40
  4. Step 4: Simplify right side
    629,048.20x = 461,319,479,905.02
  5. Step 5: Solve for x
    x = 461,319,479,905.02/629,048.20
  6. Step 6: Final answer
    x = 733,361.10

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Similar ratio
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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.