Home / 440,747.07-661,108.46-296,322.45

Finding the Fourth Proportional to 440,747.07, 661,108.46 and 296,322.45

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Solution

The fourth proportional to 440,747.07, 661,108.46 and 296,322.45 is: 444,475.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,747.07 : 661,108.46 = 296,322.45 : x
  2. Step 2: Convert to fraction form
    440,747.07/661,108.46 = 296,322.45/x
  3. Step 3: Cross multiply
    440,747.07x = 661,108.46 × 296,322.45
  4. Step 4: Simplify right side
    440,747.07x = 195,901,277,101.32
  5. Step 5: Solve for x
    x = 195,901,277,101.32/440,747.07
  6. Step 6: Final answer
    x = 444,475.51

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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.