Home / 945,249.70-1,418,004.15-314,097.70

Finding the Fourth Proportional to 945,249.70, 1,418,004.15 and 314,097.70

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Solution

The fourth proportional to 945,249.70, 1,418,004.15 and 314,097.70 is: 471,189.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,249.70 : 1,418,004.15 = 314,097.70 : x
  2. Step 2: Convert to fraction form
    945,249.70/1,418,004.15 = 314,097.70/x
  3. Step 3: Cross multiply
    945,249.70x = 1,418,004.15 × 314,097.70
  4. Step 4: Simplify right side
    945,249.70x = 445,391,842,105.46
  5. Step 5: Solve for x
    x = 445,391,842,105.46/945,249.70
  6. Step 6: Final answer
    x = 471,189.61

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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.