Home / 985,949.34-1,479,536.37-631,217.94

Finding the Fourth Proportional to 985,949.34, 1,479,536.37 and 631,217.94

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Solution

The fourth proportional to 985,949.34, 1,479,536.37 and 631,217.94 is: 947,218.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,949.34 : 1,479,536.37 = 631,217.94 : x
  2. Step 2: Convert to fraction form
    985,949.34/1,479,536.37 = 631,217.94/x
  3. Step 3: Cross multiply
    985,949.34x = 1,479,536.37 × 631,217.94
  4. Step 4: Simplify right side
    985,949.34x = 933,909,899,626.48
  5. Step 5: Solve for x
    x = 933,909,899,626.48/985,949.34
  6. Step 6: Final answer
    x = 947,218.95

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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.