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Finding the Fourth Proportional to 464,513.40, 696,770.10 and 254,561.40

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Solution

The fourth proportional to 464,513.40, 696,770.10 and 254,561.40 is: 381,842.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,513.40 : 696,770.10 = 254,561.40 : x
  2. Step 2: Convert to fraction form
    464,513.40/696,770.10 = 254,561.40/x
  3. Step 3: Cross multiply
    464,513.40x = 696,770.10 × 254,561.40
  4. Step 4: Simplify right side
    464,513.40x = 177,370,772,134.14
  5. Step 5: Solve for x
    x = 177,370,772,134.14/464,513.40
  6. Step 6: Final answer
    x = 381,842.10

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Similar ratio
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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.