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Finding the Fourth Proportional to 306,844.40, 460,741.80 and 166,876.40

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Solution

The fourth proportional to 306,844.40, 460,741.80 and 166,876.40 is: 250,573.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,844.40 : 460,741.80 = 166,876.40 : x
  2. Step 2: Convert to fraction form
    306,844.40/460,741.80 = 166,876.40/x
  3. Step 3: Cross multiply
    306,844.40x = 460,741.80 × 166,876.40
  4. Step 4: Simplify right side
    306,844.40x = 76,886,932,913.52
  5. Step 5: Solve for x
    x = 76,886,932,913.52/306,844.40
  6. Step 6: Final answer
    x = 250,573.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.