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Finding the Fourth Proportional to 270,276.94, 373,019.27 and 155,553.27

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Solution

The fourth proportional to 270,276.94, 373,019.27 and 155,553.27 is: 214,684.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,276.94 : 373,019.27 = 155,553.27 : x
  2. Step 2: Convert to fraction form
    270,276.94/373,019.27 = 155,553.27/x
  3. Step 3: Cross multiply
    270,276.94x = 373,019.27 × 155,553.27
  4. Step 4: Simplify right side
    270,276.94x = 58,024,367,221.51
  5. Step 5: Solve for x
    x = 58,024,367,221.51/270,276.94
  6. Step 6: Final answer
    x = 214,684.86

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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.