Home / 571,902.26-857,295.50-272,302.34

Finding the Fourth Proportional to 571,902.26, 857,295.50 and 272,302.34

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Solution

The fourth proportional to 571,902.26, 857,295.50 and 272,302.34 is: 408,187.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,902.26 : 857,295.50 = 272,302.34 : x
  2. Step 2: Convert to fraction form
    571,902.26/857,295.50 = 272,302.34/x
  3. Step 3: Cross multiply
    571,902.26x = 857,295.50 × 272,302.34
  4. Step 4: Simplify right side
    571,902.26x = 233,443,570,721.47
  5. Step 5: Solve for x
    x = 233,443,570,721.47/571,902.26
  6. Step 6: Final answer
    x = 408,187.88

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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.