Home / 571,292.16-788,369.76-329,575.20

Finding the Fourth Proportional to 571,292.16, 788,369.76 and 329,575.20

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Solution

The fourth proportional to 571,292.16, 788,369.76 and 329,575.20 is: 454,806.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,292.16 : 788,369.76 = 329,575.20 : x
  2. Step 2: Convert to fraction form
    571,292.16/788,369.76 = 329,575.20/x
  3. Step 3: Cross multiply
    571,292.16x = 788,369.76 × 329,575.20
  4. Step 4: Simplify right side
    571,292.16x = 259,827,121,325.95
  5. Step 5: Solve for x
    x = 259,827,121,325.95/571,292.16
  6. Step 6: Final answer
    x = 454,806.03

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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.