Home / 832,786.67-1,249,693.97-327,258.90

Finding the Fourth Proportional to 832,786.67, 1,249,693.97 and 327,258.90

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Solution

The fourth proportional to 832,786.67, 1,249,693.97 and 327,258.90 is: 491,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,786.67 : 1,249,693.97 = 327,258.90 : x
  2. Step 2: Convert to fraction form
    832,786.67/1,249,693.97 = 327,258.90/x
  3. Step 3: Cross multiply
    832,786.67x = 1,249,693.97 × 327,258.90
  4. Step 4: Simplify right side
    832,786.67x = 408,973,472,322.54
  5. Step 5: Solve for x
    x = 408,973,472,322.54/832,786.67
  6. Step 6: Final answer
    x = 491,090.32

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Double scale
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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.