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Finding the Fourth Proportional to 536,412.78, 804,815.39 and 504,723.15

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Solution

The fourth proportional to 536,412.78, 804,815.39 and 504,723.15 is: 757,269.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,412.78 : 804,815.39 = 504,723.15 : x
  2. Step 2: Convert to fraction form
    536,412.78/804,815.39 = 504,723.15/x
  3. Step 3: Cross multiply
    536,412.78x = 804,815.39 × 504,723.15
  4. Step 4: Simplify right side
    536,412.78x = 406,208,960,071.09
  5. Step 5: Solve for x
    x = 406,208,960,071.09/536,412.78
  6. Step 6: Final answer
    x = 757,269.36

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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.