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Finding the Fourth Proportional to 270,465.99, 373,238.45 and 149,607.18

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Solution

The fourth proportional to 270,465.99, 373,238.45 and 149,607.18 is: 206,455.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,465.99 : 373,238.45 = 149,607.18 : x
  2. Step 2: Convert to fraction form
    270,465.99/373,238.45 = 149,607.18/x
  3. Step 3: Cross multiply
    270,465.99x = 373,238.45 × 149,607.18
  4. Step 4: Simplify right side
    270,465.99x = 55,839,150,105.88
  5. Step 5: Solve for x
    x = 55,839,150,105.88/270,465.99
  6. Step 6: Final answer
    x = 206,455.35

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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.