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Finding the Fourth Proportional to 492,065.10, 738,097.65 and 267,533.10

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Solution

The fourth proportional to 492,065.10, 738,097.65 and 267,533.10 is: 401,299.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,065.10 : 738,097.65 = 267,533.10 : x
  2. Step 2: Convert to fraction form
    492,065.10/738,097.65 = 267,533.10/x
  3. Step 3: Cross multiply
    492,065.10x = 738,097.65 × 267,533.10
  4. Step 4: Simplify right side
    492,065.10x = 197,465,552,407.22
  5. Step 5: Solve for x
    x = 197,465,552,407.22/492,065.10
  6. Step 6: Final answer
    x = 401,299.65

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Similar ratio
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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.