Home / 571,614.96-788,771.80-329,975.38

Finding the Fourth Proportional to 571,614.96, 788,771.80 and 329,975.38

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Solution

The fourth proportional to 571,614.96, 788,771.80 and 329,975.38 is: 455,333.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,614.96 : 788,771.80 = 329,975.38 : x
  2. Step 2: Convert to fraction form
    571,614.96/788,771.80 = 329,975.38/x
  3. Step 3: Cross multiply
    571,614.96x = 788,771.80 × 329,975.38
  4. Step 4: Simplify right side
    571,614.96x = 260,275,272,690.24
  5. Step 5: Solve for x
    x = 260,275,272,690.24/571,614.96
  6. Step 6: Final answer
    x = 455,333.21

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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.