Home / 947,246.24-1,420,965.04-307,523.22

Finding the Fourth Proportional to 947,246.24, 1,420,965.04 and 307,523.22

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Solution

The fourth proportional to 947,246.24, 1,420,965.04 and 307,523.22 is: 461,315.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,246.24 : 1,420,965.04 = 307,523.22 : x
  2. Step 2: Convert to fraction form
    947,246.24/1,420,965.04 = 307,523.22/x
  3. Step 3: Cross multiply
    947,246.24x = 1,420,965.04 × 307,523.22
  4. Step 4: Simplify right side
    947,246.24x = 436,979,743,070.61
  5. Step 5: Solve for x
    x = 436,979,743,070.61/947,246.24
  6. Step 6: Final answer
    x = 461,315.89

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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.