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Finding the Fourth Proportional to 448,613.69, 672,723.68 and 167,934.11

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Solution

The fourth proportional to 448,613.69, 672,723.68 and 167,934.11 is: 251,827.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,613.69 : 672,723.68 = 167,934.11 : x
  2. Step 2: Convert to fraction form
    448,613.69/672,723.68 = 167,934.11/x
  3. Step 3: Cross multiply
    448,613.69x = 672,723.68 × 167,934.11
  4. Step 4: Simplify right side
    448,613.69x = 112,973,248,273.44
  5. Step 5: Solve for x
    x = 112,973,248,273.44/448,613.69
  6. Step 6: Final answer
    x = 251,827.47

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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.