Home / 976,756.20-1,465,134.30-959,260.20

Finding the Fourth Proportional to 976,756.20, 1,465,134.30 and 959,260.20

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Solution

The fourth proportional to 976,756.20, 1,465,134.30 and 959,260.20 is: 1,438,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,756.20 : 1,465,134.30 = 959,260.20 : x
  2. Step 2: Convert to fraction form
    976,756.20/1,465,134.30 = 959,260.20/x
  3. Step 3: Cross multiply
    976,756.20x = 1,465,134.30 × 959,260.20
  4. Step 4: Simplify right side
    976,756.20x = 1,405,445,021,644.86
  5. Step 5: Solve for x
    x = 1,405,445,021,644.86/976,756.20
  6. Step 6: Final answer
    x = 1,438,890.30

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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.