Home / 571,451.36-788,596.56-329,731.04

Finding the Fourth Proportional to 571,451.36, 788,596.56 and 329,731.04

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Solution

The fourth proportional to 571,451.36, 788,596.56 and 329,731.04 is: 455,025.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,451.36 : 788,596.56 = 329,731.04 : x
  2. Step 2: Convert to fraction form
    571,451.36/788,596.56 = 329,731.04/x
  3. Step 3: Cross multiply
    571,451.36x = 788,596.56 × 329,731.04
  4. Step 4: Simplify right side
    571,451.36x = 260,024,763,869.22
  5. Step 5: Solve for x
    x = 260,024,763,869.22/571,451.36
  6. Step 6: Final answer
    x = 455,025.19

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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.