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Finding the Fourth Proportional to 369,594.43, 510,040.22 and 208,449.11

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Solution

The fourth proportional to 369,594.43, 510,040.22 and 208,449.11 is: 287,659.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,594.43 : 510,040.22 = 208,449.11 : x
  2. Step 2: Convert to fraction form
    369,594.43/510,040.22 = 208,449.11/x
  3. Step 3: Cross multiply
    369,594.43x = 510,040.22 × 208,449.11
  4. Step 4: Simplify right side
    369,594.43x = 106,317,430,156.06
  5. Step 5: Solve for x
    x = 106,317,430,156.06/369,594.43
  6. Step 6: Final answer
    x = 287,659.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.