Home / 976,769.79-1,465,296.38-302,905.27

Finding the Fourth Proportional to 976,769.79, 1,465,296.38 and 302,905.27

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Solution

The fourth proportional to 976,769.79, 1,465,296.38 and 302,905.27 is: 454,401.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,769.79 : 1,465,296.38 = 302,905.27 : x
  2. Step 2: Convert to fraction form
    976,769.79/1,465,296.38 = 302,905.27/x
  3. Step 3: Cross multiply
    976,769.79x = 1,465,296.38 × 302,905.27
  4. Step 4: Simplify right side
    976,769.79x = 443,845,997,066.91
  5. Step 5: Solve for x
    x = 443,845,997,066.91/976,769.79
  6. Step 6: Final answer
    x = 454,401.85

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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.