Home / 571,230.44-788,117.88-329,480.60

Finding the Fourth Proportional to 571,230.44, 788,117.88 and 329,480.60

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Solution

The fourth proportional to 571,230.44, 788,117.88 and 329,480.60 is: 454,579.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,230.44 : 788,117.88 = 329,480.60 : x
  2. Step 2: Convert to fraction form
    571,230.44/788,117.88 = 329,480.60/x
  3. Step 3: Cross multiply
    571,230.44x = 788,117.88 × 329,480.60
  4. Step 4: Simplify right side
    571,230.44x = 259,669,551,973.13
  5. Step 5: Solve for x
    x = 259,669,551,973.13/571,230.44
  6. Step 6: Final answer
    x = 454,579.33

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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.