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Finding the Fourth Proportional to 338,613.34, 467,191.83 and 266,770.36

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Solution

The fourth proportional to 338,613.34, 467,191.83 and 266,770.36 is: 368,068.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,613.34 : 467,191.83 = 266,770.36 : x
  2. Step 2: Convert to fraction form
    338,613.34/467,191.83 = 266,770.36/x
  3. Step 3: Cross multiply
    338,613.34x = 467,191.83 × 266,770.36
  4. Step 4: Simplify right side
    338,613.34x = 124,632,932,678.16
  5. Step 5: Solve for x
    x = 124,632,932,678.16/338,613.34
  6. Step 6: Final answer
    x = 368,068.58

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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.