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Finding the Fourth Proportional to 544,501.80, 817,044.30 and 228,990.60

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Solution

The fourth proportional to 544,501.80, 817,044.30 and 228,990.60 is: 343,608.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,501.80 : 817,044.30 = 228,990.60 : x
  2. Step 2: Convert to fraction form
    544,501.80/817,044.30 = 228,990.60/x
  3. Step 3: Cross multiply
    544,501.80x = 817,044.30 × 228,990.60
  4. Step 4: Simplify right side
    544,501.80x = 187,095,464,483.58
  5. Step 5: Solve for x
    x = 187,095,464,483.58/544,501.80
  6. Step 6: Final answer
    x = 343,608.53

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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.