Home / 746,266.20-1,118,743.20-446,865.90

Finding the Fourth Proportional to 746,266.20, 1,118,743.20 and 446,865.90

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Solution

The fourth proportional to 746,266.20, 1,118,743.20 and 446,865.90 is: 669,905.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,266.20 : 1,118,743.20 = 446,865.90 : x
  2. Step 2: Convert to fraction form
    746,266.20/1,118,743.20 = 446,865.90/x
  3. Step 3: Cross multiply
    746,266.20x = 1,118,743.20 × 446,865.90
  4. Step 4: Simplify right side
    746,266.20x = 499,928,186,936.88
  5. Step 5: Solve for x
    x = 499,928,186,936.88/746,266.20
  6. Step 6: Final answer
    x = 669,905.98

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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.