Home / 757,679.74-1,045,607.70-447,592.54

Finding the Fourth Proportional to 757,679.74, 1,045,607.70 and 447,592.54

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Solution

The fourth proportional to 757,679.74, 1,045,607.70 and 447,592.54 is: 617,683.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,679.74 : 1,045,607.70 = 447,592.54 : x
  2. Step 2: Convert to fraction form
    757,679.74/1,045,607.70 = 447,592.54/x
  3. Step 3: Cross multiply
    757,679.74x = 1,045,607.70 × 447,592.54
  4. Step 4: Simplify right side
    757,679.74x = 468,006,206,286.56
  5. Step 5: Solve for x
    x = 468,006,206,286.56/757,679.74
  6. Step 6: Final answer
    x = 617,683.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.