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Finding the Fourth Proportional to 270,612.52, 373,437.66 and 149,758.84

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Solution

The fourth proportional to 270,612.52, 373,437.66 and 149,758.84 is: 206,662.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,612.52 : 373,437.66 = 149,758.84 : x
  2. Step 2: Convert to fraction form
    270,612.52/373,437.66 = 149,758.84/x
  3. Step 3: Cross multiply
    270,612.52x = 373,437.66 × 149,758.84
  4. Step 4: Simplify right side
    270,612.52x = 55,925,590,773.91
  5. Step 5: Solve for x
    x = 55,925,590,773.91/270,612.52
  6. Step 6: Final answer
    x = 206,662.98

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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.