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Finding the Fourth Proportional to 609,652.69, 914,508.21 and 294,374.77

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Solution

The fourth proportional to 609,652.69, 914,508.21 and 294,374.77 is: 441,576.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,652.69 : 914,508.21 = 294,374.77 : x
  2. Step 2: Convert to fraction form
    609,652.69/914,508.21 = 294,374.77/x
  3. Step 3: Cross multiply
    609,652.69x = 914,508.21 × 294,374.77
  4. Step 4: Simplify right side
    609,652.69x = 269,208,143,981.86
  5. Step 5: Solve for x
    x = 269,208,143,981.86/609,652.69
  6. Step 6: Final answer
    x = 441,576.24

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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.