Home / 969,658.92-1,453,812.57-429,621.66

Finding the Fourth Proportional to 969,658.92, 1,453,812.57 and 429,621.66

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Solution

The fourth proportional to 969,658.92, 1,453,812.57 and 429,621.66 is: 644,133.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,658.92 : 1,453,812.57 = 429,621.66 : x
  2. Step 2: Convert to fraction form
    969,658.92/1,453,812.57 = 429,621.66/x
  3. Step 3: Cross multiply
    969,658.92x = 1,453,812.57 × 429,621.66
  4. Step 4: Simplify right side
    969,658.92x = 624,589,369,652.27
  5. Step 5: Solve for x
    x = 624,589,369,652.27/969,658.92
  6. Step 6: Final answer
    x = 644,133.06

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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.