Home / 924,788.20-1,385,108.70-800,372.20

Finding the Fourth Proportional to 924,788.20, 1,385,108.70 and 800,372.20

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Solution

The fourth proportional to 924,788.20, 1,385,108.70 and 800,372.20 is: 1,198,763.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,788.20 : 1,385,108.70 = 800,372.20 : x
  2. Step 2: Convert to fraction form
    924,788.20/1,385,108.70 = 800,372.20/x
  3. Step 3: Cross multiply
    924,788.20x = 1,385,108.70 × 800,372.20
  4. Step 4: Simplify right side
    924,788.20x = 1,108,602,497,458.14
  5. Step 5: Solve for x
    x = 1,108,602,497,458.14/924,788.20
  6. Step 6: Final answer
    x = 1,198,763.67

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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.