Home / 976,836.72-1,465,396.94-302,972.30

Finding the Fourth Proportional to 976,836.72, 1,465,396.94 and 302,972.30

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Solution

The fourth proportional to 976,836.72, 1,465,396.94 and 302,972.30 is: 454,502.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,836.72 : 1,465,396.94 = 302,972.30 : x
  2. Step 2: Convert to fraction form
    976,836.72/1,465,396.94 = 302,972.30/x
  3. Step 3: Cross multiply
    976,836.72x = 1,465,396.94 × 302,972.30
  4. Step 4: Simplify right side
    976,836.72x = 443,974,678,546.23
  5. Step 5: Solve for x
    x = 443,974,678,546.23/976,836.72
  6. Step 6: Final answer
    x = 454,502.45

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1.5x scale

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.