Home / 691,575.48-1,037,363.16-218,592.96

Finding the Fourth Proportional to 691,575.48, 1,037,363.16 and 218,592.96

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Solution

The fourth proportional to 691,575.48, 1,037,363.16 and 218,592.96 is: 327,889.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,575.48 : 1,037,363.16 = 218,592.96 : x
  2. Step 2: Convert to fraction form
    691,575.48/1,037,363.16 = 218,592.96/x
  3. Step 3: Cross multiply
    691,575.48x = 1,037,363.16 × 218,592.96
  4. Step 4: Simplify right side
    691,575.48x = 226,760,283,739.35
  5. Step 5: Solve for x
    x = 226,760,283,739.35/691,575.48
  6. Step 6: Final answer
    x = 327,889.42

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1.5x scale

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.