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Finding the Fourth Proportional to 344,254.35, 475,108.02 and 208,363.08

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Solution

The fourth proportional to 344,254.35, 475,108.02 and 208,363.08 is: 287,563.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,254.35 : 475,108.02 = 208,363.08 : x
  2. Step 2: Convert to fraction form
    344,254.35/475,108.02 = 208,363.08/x
  3. Step 3: Cross multiply
    344,254.35x = 475,108.02 × 208,363.08
  4. Step 4: Simplify right side
    344,254.35x = 98,994,970,379.90
  5. Step 5: Solve for x
    x = 98,994,970,379.90/344,254.35
  6. Step 6: Final answer
    x = 287,563.46

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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.