Home / 572,082.18-858,399.75-235,371.30

Finding the Fourth Proportional to 572,082.18, 858,399.75 and 235,371.30

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Solution

The fourth proportional to 572,082.18, 858,399.75 and 235,371.30 is: 353,170.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,082.18 : 858,399.75 = 235,371.30 : x
  2. Step 2: Convert to fraction form
    572,082.18/858,399.75 = 235,371.30/x
  3. Step 3: Cross multiply
    572,082.18x = 858,399.75 × 235,371.30
  4. Step 4: Simplify right side
    572,082.18x = 202,042,665,077.18
  5. Step 5: Solve for x
    x = 202,042,665,077.18/572,082.18
  6. Step 6: Final answer
    x = 353,170.70

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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.