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Finding the Fourth Proportional to 364,177.70, 502,676.34 and 211,254.56

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Solution

The fourth proportional to 364,177.70, 502,676.34 and 211,254.56 is: 291,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,177.70 : 502,676.34 = 211,254.56 : x
  2. Step 2: Convert to fraction form
    364,177.70/502,676.34 = 211,254.56/x
  3. Step 3: Cross multiply
    364,177.70x = 502,676.34 × 211,254.56
  4. Step 4: Simplify right side
    364,177.70x = 106,192,669,029.11
  5. Step 5: Solve for x
    x = 106,192,669,029.11/364,177.70
  6. Step 6: Final answer
    x = 291,595.75

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1.5x scale

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.