Home / 571,828.60-856,586.22-272,599.48

Finding the Fourth Proportional to 571,828.60, 856,586.22 and 272,599.48

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Solution

The fourth proportional to 571,828.60, 856,586.22 and 272,599.48 is: 408,347.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,828.60 : 856,586.22 = 272,599.48 : x
  2. Step 2: Convert to fraction form
    571,828.60/856,586.22 = 272,599.48/x
  3. Step 3: Cross multiply
    571,828.60x = 856,586.22 × 272,599.48
  4. Step 4: Simplify right side
    571,828.60x = 233,504,958,147.17
  5. Step 5: Solve for x
    x = 233,504,958,147.17/571,828.60
  6. Step 6: Final answer
    x = 408,347.81

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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.