Home / 290,171.52-400,332.96-182,748.24

Finding the Fourth Proportional to 290,171.52, 400,332.96 and 182,748.24

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Solution

The fourth proportional to 290,171.52, 400,332.96 and 182,748.24 is: 252,127.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,171.52 : 400,332.96 = 182,748.24 : x
  2. Step 2: Convert to fraction form
    290,171.52/400,332.96 = 182,748.24/x
  3. Step 3: Cross multiply
    290,171.52x = 400,332.96 × 182,748.24
  4. Step 4: Simplify right side
    290,171.52x = 73,160,143,853.99
  5. Step 5: Solve for x
    x = 73,160,143,853.99/290,171.52
  6. Step 6: Final answer
    x = 252,127.24

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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.