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Finding the Fourth Proportional to 270,795.77, 373,719.20 and 149,948.30

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Solution

The fourth proportional to 270,795.77, 373,719.20 and 149,948.30 is: 206,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,795.77 : 373,719.20 = 149,948.30 : x
  2. Step 2: Convert to fraction form
    270,795.77/373,719.20 = 149,948.30/x
  3. Step 3: Cross multiply
    270,795.77x = 373,719.20 × 149,948.30
  4. Step 4: Simplify right side
    270,795.77x = 56,038,557,967.62
  5. Step 5: Solve for x
    x = 56,038,557,967.62/270,795.77
  6. Step 6: Final answer
    x = 206,940.30

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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.