Home / 862,222.74-1,293,399.72-293,427.78

Finding the Fourth Proportional to 862,222.74, 1,293,399.72 and 293,427.78

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Solution

The fourth proportional to 862,222.74, 1,293,399.72 and 293,427.78 is: 440,164.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,222.74 : 1,293,399.72 = 293,427.78 : x
  2. Step 2: Convert to fraction form
    862,222.74/1,293,399.72 = 293,427.78/x
  3. Step 3: Cross multiply
    862,222.74x = 1,293,399.72 × 293,427.78
  4. Step 4: Simplify right side
    862,222.74x = 379,519,408,492.22
  5. Step 5: Solve for x
    x = 379,519,408,492.22/862,222.74
  6. Step 6: Final answer
    x = 440,164.00

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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.