Home / 345,174.32-476,325.24-192,220.40

Finding the Fourth Proportional to 345,174.32, 476,325.24 and 192,220.40

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Solution

The fourth proportional to 345,174.32, 476,325.24 and 192,220.40 is: 265,255.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,174.32 : 476,325.24 = 192,220.40 : x
  2. Step 2: Convert to fraction form
    345,174.32/476,325.24 = 192,220.40/x
  3. Step 3: Cross multiply
    345,174.32x = 476,325.24 × 192,220.40
  4. Step 4: Simplify right side
    345,174.32x = 91,559,428,162.90
  5. Step 5: Solve for x
    x = 91,559,428,162.90/345,174.32
  6. Step 6: Final answer
    x = 265,255.62

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1.5x scale

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.