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Finding the Fourth Proportional to 504,130.72, 756,090.24 and 223,468.96

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Solution

The fourth proportional to 504,130.72, 756,090.24 and 223,468.96 is: 335,156.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,130.72 : 756,090.24 = 223,468.96 : x
  2. Step 2: Convert to fraction form
    504,130.72/756,090.24 = 223,468.96/x
  3. Step 3: Cross multiply
    504,130.72x = 756,090.24 × 223,468.96
  4. Step 4: Simplify right side
    504,130.72x = 168,962,699,598.95
  5. Step 5: Solve for x
    x = 168,962,699,598.95/504,130.72
  6. Step 6: Final answer
    x = 335,156.52

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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.