Home / 976,112.80-1,464,034.20-302,657.20

Finding the Fourth Proportional to 976,112.80, 1,464,034.20 and 302,657.20

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Solution

The fourth proportional to 976,112.80, 1,464,034.20 and 302,657.20 is: 453,943.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,112.80 : 1,464,034.20 = 302,657.20 : x
  2. Step 2: Convert to fraction form
    976,112.80/1,464,034.20 = 302,657.20/x
  3. Step 3: Cross multiply
    976,112.80x = 1,464,034.20 × 302,657.20
  4. Step 4: Simplify right side
    976,112.80x = 443,100,491,676.24
  5. Step 5: Solve for x
    x = 443,100,491,676.24/976,112.80
  6. Step 6: Final answer
    x = 453,943.94

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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.