Home / 705,334.52-1,057,860.33-345,350.27

Finding the Fourth Proportional to 705,334.52, 1,057,860.33 and 345,350.27

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Solution

The fourth proportional to 705,334.52, 1,057,860.33 and 345,350.27 is: 517,956.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,334.52 : 1,057,860.33 = 345,350.27 : x
  2. Step 2: Convert to fraction form
    705,334.52/1,057,860.33 = 345,350.27/x
  3. Step 3: Cross multiply
    705,334.52x = 1,057,860.33 × 345,350.27
  4. Step 4: Simplify right side
    705,334.52x = 365,332,350,587.79
  5. Step 5: Solve for x
    x = 365,332,350,587.79/705,334.52
  6. Step 6: Final answer
    x = 517,956.15

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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.