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Finding the Fourth Proportional to 866,179.68, 1,299,342 and 226,482.18

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Solution

The fourth proportional to 866,179.68, 1,299,342 and 226,482.18 is: 339,742.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,179.68 : 1,299,342 = 226,482.18 : x
  2. Step 2: Convert to fraction form
    866,179.68/1,299,342 = 226,482.18/x
  3. Step 3: Cross multiply
    866,179.68x = 1,299,342 × 226,482.18
  4. Step 4: Simplify right side
    866,179.68x = 294,277,808,725.56
  5. Step 5: Solve for x
    x = 294,277,808,725.56/866,179.68
  6. Step 6: Final answer
    x = 339,742.22

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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.