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Finding the Fourth Proportional to 507,996.10, 762,025.83 and 134,019.46

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Solution

The fourth proportional to 507,996.10, 762,025.83 and 134,019.46 is: 201,037.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,996.10 : 762,025.83 = 134,019.46 : x
  2. Step 2: Convert to fraction form
    507,996.10/762,025.83 = 134,019.46/x
  3. Step 3: Cross multiply
    507,996.10x = 762,025.83 × 134,019.46
  4. Step 4: Simplify right side
    507,996.10x = 102,126,290,242.65
  5. Step 5: Solve for x
    x = 102,126,290,242.65/507,996.10
  6. Step 6: Final answer
    x = 201,037.55

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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.