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Finding the Fourth Proportional to 400,293.58, 600,447.66 and 134,004.46

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Solution

The fourth proportional to 400,293.58, 600,447.66 and 134,004.46 is: 201,009.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,293.58 : 600,447.66 = 134,004.46 : x
  2. Step 2: Convert to fraction form
    400,293.58/600,447.66 = 134,004.46/x
  3. Step 3: Cross multiply
    400,293.58x = 600,447.66 × 134,004.46
  4. Step 4: Simplify right side
    400,293.58x = 80,462,664,436.56
  5. Step 5: Solve for x
    x = 80,462,664,436.56/400,293.58
  6. Step 6: Final answer
    x = 201,009.13

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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.