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Finding the Fourth Proportional to 504,666.48, 756,970.02 and 189,096.96

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Solution

The fourth proportional to 504,666.48, 756,970.02 and 189,096.96 is: 283,634.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,666.48 : 756,970.02 = 189,096.96 : x
  2. Step 2: Convert to fraction form
    504,666.48/756,970.02 = 189,096.96/x
  3. Step 3: Cross multiply
    504,666.48x = 756,970.02 × 189,096.96
  4. Step 4: Simplify right side
    504,666.48x = 143,140,729,593.14
  5. Step 5: Solve for x
    x = 143,140,729,593.14/504,666.48
  6. Step 6: Final answer
    x = 283,634.31

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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.