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Finding the Fourth Proportional to 448,613.73, 672,723.63 and 167,934.15

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Solution

The fourth proportional to 448,613.73, 672,723.63 and 167,934.15 is: 251,827.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,613.73 : 672,723.63 = 167,934.15 : x
  2. Step 2: Convert to fraction form
    448,613.73/672,723.63 = 167,934.15/x
  3. Step 3: Cross multiply
    448,613.73x = 672,723.63 × 167,934.15
  4. Step 4: Simplify right side
    448,613.73x = 112,973,270,988.97
  5. Step 5: Solve for x
    x = 112,973,270,988.97/448,613.73
  6. Step 6: Final answer
    x = 251,827.49

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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.