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Finding the Fourth Proportional to 270,332.94, 373,043.42 and 149,464.74

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Solution

The fourth proportional to 270,332.94, 373,043.42 and 149,464.74 is: 206,252.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,332.94 : 373,043.42 = 149,464.74 : x
  2. Step 2: Convert to fraction form
    270,332.94/373,043.42 = 149,464.74/x
  3. Step 3: Cross multiply
    270,332.94x = 373,043.42 × 149,464.74
  4. Step 4: Simplify right side
    270,332.94x = 55,756,837,779.01
  5. Step 5: Solve for x
    x = 55,756,837,779.01/270,332.94
  6. Step 6: Final answer
    x = 206,252.47

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1.5x scale

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.