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Finding the Fourth Proportional to 270,599.38, 373,466.76 and 155,855.96

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Solution

The fourth proportional to 270,599.38, 373,466.76 and 155,855.96 is: 215,104.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,599.38 : 373,466.76 = 155,855.96 : x
  2. Step 2: Convert to fraction form
    270,599.38/373,466.76 = 155,855.96/x
  3. Step 3: Cross multiply
    270,599.38x = 373,466.76 × 155,855.96
  4. Step 4: Simplify right side
    270,599.38x = 58,207,020,407.89
  5. Step 5: Solve for x
    x = 58,207,020,407.89/270,599.38
  6. Step 6: Final answer
    x = 215,104.04

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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.