Home / 571,933.47-857,207.25-318,944.82

Finding the Fourth Proportional to 571,933.47, 857,207.25 and 318,944.82

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Solution

The fourth proportional to 571,933.47, 857,207.25 and 318,944.82 is: 478,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,933.47 : 857,207.25 = 318,944.82 : x
  2. Step 2: Convert to fraction form
    571,933.47/857,207.25 = 318,944.82/x
  3. Step 3: Cross multiply
    571,933.47x = 857,207.25 × 318,944.82
  4. Step 4: Simplify right side
    571,933.47x = 273,401,812,053.95
  5. Step 5: Solve for x
    x = 273,401,812,053.95/571,933.47
  6. Step 6: Final answer
    x = 478,030.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.