Home / 572,058.07-858,059.37-212,299.06

Finding the Fourth Proportional to 572,058.07, 858,059.37 and 212,299.06

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Solution

The fourth proportional to 572,058.07, 858,059.37 and 212,299.06 is: 318,438.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,058.07 : 858,059.37 = 212,299.06 : x
  2. Step 2: Convert to fraction form
    572,058.07/858,059.37 = 212,299.06/x
  3. Step 3: Cross multiply
    572,058.07x = 858,059.37 × 212,299.06
  4. Step 4: Simplify right side
    572,058.07x = 182,165,193,384.90
  5. Step 5: Solve for x
    x = 182,165,193,384.90/572,058.07
  6. Step 6: Final answer
    x = 318,438.29

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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.