Home / 571,899.74-857,291.76-272,299.82

Finding the Fourth Proportional to 571,899.74, 857,291.76 and 272,299.82

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Solution

The fourth proportional to 571,899.74, 857,291.76 and 272,299.82 is: 408,184.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,899.74 : 857,291.76 = 272,299.82 : x
  2. Step 2: Convert to fraction form
    571,899.74/857,291.76 = 272,299.82/x
  3. Step 3: Cross multiply
    571,899.74x = 857,291.76 × 272,299.82
  4. Step 4: Simplify right side
    571,899.74x = 233,440,391,935.48
  5. Step 5: Solve for x
    x = 233,440,391,935.48/571,899.74
  6. Step 6: Final answer
    x = 408,184.12

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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.