Home / 572,631.29-857,638.38-273,321.98

Finding the Fourth Proportional to 572,631.29, 857,638.38 and 273,321.98

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Solution

The fourth proportional to 572,631.29, 857,638.38 and 273,321.98 is: 409,358.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,631.29 : 857,638.38 = 273,321.98 : x
  2. Step 2: Convert to fraction form
    572,631.29/857,638.38 = 273,321.98/x
  3. Step 3: Cross multiply
    572,631.29x = 857,638.38 × 273,321.98
  4. Step 4: Simplify right side
    572,631.29x = 234,411,422,289.69
  5. Step 5: Solve for x
    x = 234,411,422,289.69/572,631.29
  6. Step 6: Final answer
    x = 409,358.39

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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.