Home / 877,524.14-1,316,286.22-212,676.14

Finding the Fourth Proportional to 877,524.14, 1,316,286.22 and 212,676.14

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Solution

The fourth proportional to 877,524.14, 1,316,286.22 and 212,676.14 is: 319,014.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,524.14 : 1,316,286.22 = 212,676.14 : x
  2. Step 2: Convert to fraction form
    877,524.14/1,316,286.22 = 212,676.14/x
  3. Step 3: Cross multiply
    877,524.14x = 1,316,286.22 × 212,676.14
  4. Step 4: Simplify right side
    877,524.14x = 279,942,672,404.79
  5. Step 5: Solve for x
    x = 279,942,672,404.79/877,524.14
  6. Step 6: Final answer
    x = 319,014.21

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Similar ratio
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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.