Home / 380,720.62-571,082.22-96,411.07

Finding the Fourth Proportional to 380,720.62, 571,082.22 and 96,411.07

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Solution

The fourth proportional to 380,720.62, 571,082.22 and 96,411.07 is: 144,616.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,720.62 : 571,082.22 = 96,411.07 : x
  2. Step 2: Convert to fraction form
    380,720.62/571,082.22 = 96,411.07/x
  3. Step 3: Cross multiply
    380,720.62x = 571,082.22 × 96,411.07
  4. Step 4: Simplify right side
    380,720.62x = 55,058,647,888.18
  5. Step 5: Solve for x
    x = 55,058,647,888.18/380,720.62
  6. Step 6: Final answer
    x = 144,616.93

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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.