Home / 374,972.14-517,461.22-211,663.03

Finding the Fourth Proportional to 374,972.14, 517,461.22 and 211,663.03

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Solution

The fourth proportional to 374,972.14, 517,461.22 and 211,663.03 is: 292,094.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,972.14 : 517,461.22 = 211,663.03 : x
  2. Step 2: Convert to fraction form
    374,972.14/517,461.22 = 211,663.03/x
  3. Step 3: Cross multiply
    374,972.14x = 517,461.22 × 211,663.03
  4. Step 4: Simplify right side
    374,972.14x = 109,527,409,732.70
  5. Step 5: Solve for x
    x = 109,527,409,732.70/374,972.14
  6. Step 6: Final answer
    x = 292,094.79

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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.