Home / 874,998.72-1,311,562.08-624,922.56

Finding the Fourth Proportional to 874,998.72, 1,311,562.08 and 624,922.56

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Solution

The fourth proportional to 874,998.72, 1,311,562.08 and 624,922.56 is: 936,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,998.72 : 1,311,562.08 = 624,922.56 : x
  2. Step 2: Convert to fraction form
    874,998.72/1,311,562.08 = 624,922.56/x
  3. Step 3: Cross multiply
    874,998.72x = 1,311,562.08 × 624,922.56
  4. Step 4: Simplify right side
    874,998.72x = 819,624,732,632.53
  5. Step 5: Solve for x
    x = 819,624,732,632.53/874,998.72
  6. Step 6: Final answer
    x = 936,715.35

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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.