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Finding the Fourth Proportional to 270,471.36, 373,247.28 and 149,603.16

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Solution

The fourth proportional to 270,471.36, 373,247.28 and 149,603.16 is: 206,450.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,471.36 : 373,247.28 = 149,603.16 : x
  2. Step 2: Convert to fraction form
    270,471.36/373,247.28 = 149,603.16/x
  3. Step 3: Cross multiply
    270,471.36x = 373,247.28 × 149,603.16
  4. Step 4: Simplify right side
    270,471.36x = 55,838,972,549.40
  5. Step 5: Solve for x
    x = 55,838,972,549.40/270,471.36
  6. Step 6: Final answer
    x = 206,450.59

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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.