Home / 853,014.70-1,279,094.01-284,195.71

Finding the Fourth Proportional to 853,014.70, 1,279,094.01 and 284,195.71

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Solution

The fourth proportional to 853,014.70, 1,279,094.01 and 284,195.71 is: 426,150.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,014.70 : 1,279,094.01 = 284,195.71 : x
  2. Step 2: Convert to fraction form
    853,014.70/1,279,094.01 = 284,195.71/x
  3. Step 3: Cross multiply
    853,014.70x = 1,279,094.01 × 284,195.71
  4. Step 4: Simplify right side
    853,014.70x = 363,513,030,328.70
  5. Step 5: Solve for x
    x = 363,513,030,328.70/853,014.70
  6. Step 6: Final answer
    x = 426,150.96

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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.