Home / 929,222.70-1,393,834.05-866,237.10

Finding the Fourth Proportional to 929,222.70, 1,393,834.05 and 866,237.10

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Solution

The fourth proportional to 929,222.70, 1,393,834.05 and 866,237.10 is: 1,299,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,222.70 : 1,393,834.05 = 866,237.10 : x
  2. Step 2: Convert to fraction form
    929,222.70/1,393,834.05 = 866,237.10/x
  3. Step 3: Cross multiply
    929,222.70x = 1,393,834.05 × 866,237.10
  4. Step 4: Simplify right side
    929,222.70x = 1,207,390,765,353.26
  5. Step 5: Solve for x
    x = 1,207,390,765,353.26/929,222.70
  6. Step 6: Final answer
    x = 1,299,355.65

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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.