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Finding the Fourth Proportional to 406,304.52, 560,514.13 and 263,110.69

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Solution

The fourth proportional to 406,304.52, 560,514.13 and 263,110.69 is: 362,972.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,304.52 : 560,514.13 = 263,110.69 : x
  2. Step 2: Convert to fraction form
    406,304.52/560,514.13 = 263,110.69/x
  3. Step 3: Cross multiply
    406,304.52x = 560,514.13 × 263,110.69
  4. Step 4: Simplify right side
    406,304.52x = 147,477,259,499.05
  5. Step 5: Solve for x
    x = 147,477,259,499.05/406,304.52
  6. Step 6: Final answer
    x = 362,972.23

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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.