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Finding the Fourth Proportional to 504,664.48, 756,967.02 and 189,094.96

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Solution

The fourth proportional to 504,664.48, 756,967.02 and 189,094.96 is: 283,631.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,664.48 : 756,967.02 = 189,094.96 : x
  2. Step 2: Convert to fraction form
    504,664.48/756,967.02 = 189,094.96/x
  3. Step 3: Cross multiply
    504,664.48x = 756,967.02 × 189,094.96
  4. Step 4: Simplify right side
    504,664.48x = 143,138,648,368.22
  5. Step 5: Solve for x
    x = 143,138,648,368.22/504,664.48
  6. Step 6: Final answer
    x = 283,631.31

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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.