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Finding the Fourth Proportional to 270,300.69, 373,022.73 and 149,449.77

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Solution

The fourth proportional to 270,300.69, 373,022.73 and 149,449.77 is: 206,244.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,300.69 : 373,022.73 = 149,449.77 : x
  2. Step 2: Convert to fraction form
    270,300.69/373,022.73 = 149,449.77/x
  3. Step 3: Cross multiply
    270,300.69x = 373,022.73 × 149,449.77
  4. Step 4: Simplify right side
    270,300.69x = 55,748,161,203.27
  5. Step 5: Solve for x
    x = 55,748,161,203.27/270,300.69
  6. Step 6: Final answer
    x = 206,244.98

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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.