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Finding the Fourth Proportional to 270,341.68, 373,056.46 and 149,475.71

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Solution

The fourth proportional to 270,341.68, 373,056.46 and 149,475.71 is: 206,268.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,341.68 : 373,056.46 = 149,475.71 : x
  2. Step 2: Convert to fraction form
    270,341.68/373,056.46 = 149,475.71/x
  3. Step 3: Cross multiply
    270,341.68x = 373,056.46 × 149,475.71
  4. Step 4: Simplify right side
    270,341.68x = 55,762,879,228.59
  5. Step 5: Solve for x
    x = 55,762,879,228.59/270,341.68
  6. Step 6: Final answer
    x = 206,268.15

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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.