Home / 791,434.39-1,092,058.66-447,144.69

Finding the Fourth Proportional to 791,434.39, 1,092,058.66 and 447,144.69

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Solution

The fourth proportional to 791,434.39, 1,092,058.66 and 447,144.69 is: 616,991.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,434.39 : 1,092,058.66 = 447,144.69 : x
  2. Step 2: Convert to fraction form
    791,434.39/1,092,058.66 = 447,144.69/x
  3. Step 3: Cross multiply
    791,434.39x = 1,092,058.66 × 447,144.69
  4. Step 4: Simplify right side
    791,434.39x = 488,308,228,751.79
  5. Step 5: Solve for x
    x = 488,308,228,751.79/791,434.39
  6. Step 6: Final answer
    x = 616,991.42

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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.