Home / 626,279.14-939,588.20-446,591.58

Finding the Fourth Proportional to 626,279.14, 939,588.20 and 446,591.58

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Solution

The fourth proportional to 626,279.14, 939,588.20 and 446,591.58 is: 670,008.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,279.14 : 939,588.20 = 446,591.58 : x
  2. Step 2: Convert to fraction form
    626,279.14/939,588.20 = 446,591.58/x
  3. Step 3: Cross multiply
    626,279.14x = 939,588.20 × 446,591.58
  4. Step 4: Simplify right side
    626,279.14x = 419,612,178,787.36
  5. Step 5: Solve for x
    x = 419,612,178,787.36/626,279.14
  6. Step 6: Final answer
    x = 670,008.23

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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.