Home / 746,112.20-1,118,512.20-446,711.90

Finding the Fourth Proportional to 746,112.20, 1,118,512.20 and 446,711.90

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Solution

The fourth proportional to 746,112.20, 1,118,512.20 and 446,711.90 is: 669,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,112.20 : 1,118,512.20 = 446,711.90 : x
  2. Step 2: Convert to fraction form
    746,112.20/1,118,512.20 = 446,711.90/x
  3. Step 3: Cross multiply
    746,112.20x = 1,118,512.20 × 446,711.90
  4. Step 4: Simplify right side
    746,112.20x = 499,652,710,035.18
  5. Step 5: Solve for x
    x = 499,652,710,035.18/746,112.20
  6. Step 6: Final answer
    x = 669,675.03

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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.