Home / 702,301.12-969,168.26-380,004.10

Finding the Fourth Proportional to 702,301.12, 969,168.26 and 380,004.10

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Solution

The fourth proportional to 702,301.12, 969,168.26 and 380,004.10 is: 524,401.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,301.12 : 969,168.26 = 380,004.10 : x
  2. Step 2: Convert to fraction form
    702,301.12/969,168.26 = 380,004.10/x
  3. Step 3: Cross multiply
    702,301.12x = 969,168.26 × 380,004.10
  4. Step 4: Simplify right side
    702,301.12x = 368,287,912,389.87
  5. Step 5: Solve for x
    x = 368,287,912,389.87/702,301.12
  6. Step 6: Final answer
    x = 524,401.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.