Home / 571,899.75-857,291.76-272,299.83

Finding the Fourth Proportional to 571,899.75, 857,291.76 and 272,299.83

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Solution

The fourth proportional to 571,899.75, 857,291.76 and 272,299.83 is: 408,184.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,899.75 : 857,291.76 = 272,299.83 : x
  2. Step 2: Convert to fraction form
    571,899.75/857,291.76 = 272,299.83/x
  3. Step 3: Cross multiply
    571,899.75x = 857,291.76 × 272,299.83
  4. Step 4: Simplify right side
    571,899.75x = 233,440,400,508.40
  5. Step 5: Solve for x
    x = 233,440,400,508.40/571,899.75
  6. Step 6: Final answer
    x = 408,184.13

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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.