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Finding the Fourth Proportional to 270,909.42, 373,838.54 and 150,043.46

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Solution

The fourth proportional to 270,909.42, 373,838.54 and 150,043.46 is: 207,050.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,909.42 : 373,838.54 = 150,043.46 : x
  2. Step 2: Convert to fraction form
    270,909.42/373,838.54 = 150,043.46/x
  3. Step 3: Cross multiply
    270,909.42x = 373,838.54 × 150,043.46
  4. Step 4: Simplify right side
    270,909.42x = 56,092,028,022.95
  5. Step 5: Solve for x
    x = 56,092,028,022.95/270,909.42
  6. Step 6: Final answer
    x = 207,050.86

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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.