Home / 571,424.88-788,363.01-329,768.58

Finding the Fourth Proportional to 571,424.88, 788,363.01 and 329,768.58

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Solution

The fourth proportional to 571,424.88, 788,363.01 and 329,768.58 is: 454,963.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,424.88 : 788,363.01 = 329,768.58 : x
  2. Step 2: Convert to fraction form
    571,424.88/788,363.01 = 329,768.58/x
  3. Step 3: Cross multiply
    571,424.88x = 788,363.01 × 329,768.58
  4. Step 4: Simplify right side
    571,424.88x = 259,977,350,332.23
  5. Step 5: Solve for x
    x = 259,977,350,332.23/571,424.88
  6. Step 6: Final answer
    x = 454,963.30

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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.