Home / 976,722.03-1,465,138.33-302,899.12

Finding the Fourth Proportional to 976,722.03, 1,465,138.33 and 302,899.12

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Solution

The fourth proportional to 976,722.03, 1,465,138.33 and 302,899.12 is: 454,365.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,722.03 : 1,465,138.33 = 302,899.12 : x
  2. Step 2: Convert to fraction form
    976,722.03/1,465,138.33 = 302,899.12/x
  3. Step 3: Cross multiply
    976,722.03x = 1,465,138.33 × 302,899.12
  4. Step 4: Simplify right side
    976,722.03x = 443,789,106,415.18
  5. Step 5: Solve for x
    x = 443,789,106,415.18/976,722.03
  6. Step 6: Final answer
    x = 454,365.82

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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.