Home / 945,821.70-1,418,469.96-262,551.57

Finding the Fourth Proportional to 945,821.70, 1,418,469.96 and 262,551.57

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Solution

The fourth proportional to 945,821.70, 1,418,469.96 and 262,551.57 is: 393,754.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,821.70 : 1,418,469.96 = 262,551.57 : x
  2. Step 2: Convert to fraction form
    945,821.70/1,418,469.96 = 262,551.57/x
  3. Step 3: Cross multiply
    945,821.70x = 1,418,469.96 × 262,551.57
  4. Step 4: Simplify right side
    945,821.70x = 372,421,514,995.84
  5. Step 5: Solve for x
    x = 372,421,514,995.84/945,821.70
  6. Step 6: Final answer
    x = 393,754.46

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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.