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Finding the Fourth Proportional to 544,004.64, 815,175.63 and 228,289.32

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Solution

The fourth proportional to 544,004.64, 815,175.63 and 228,289.32 is: 342,085.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,004.64 : 815,175.63 = 228,289.32 : x
  2. Step 2: Convert to fraction form
    544,004.64/815,175.63 = 228,289.32/x
  3. Step 3: Cross multiply
    544,004.64x = 815,175.63 × 228,289.32
  4. Step 4: Simplify right side
    544,004.64x = 186,095,890,253.27
  5. Step 5: Solve for x
    x = 186,095,890,253.27/544,004.64
  6. Step 6: Final answer
    x = 342,085.12

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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.