Home / 1,012,416.50-1,397,163.93-559,736.66

Finding the Fourth Proportional to 1,012,416.50, 1,397,163.93 and 559,736.66

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Solution

The fourth proportional to 1,012,416.50, 1,397,163.93 and 559,736.66 is: 772,452.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,416.50 : 1,397,163.93 = 559,736.66 : x
  2. Step 2: Convert to fraction form
    1,012,416.50/1,397,163.93 = 559,736.66/x
  3. Step 3: Cross multiply
    1,012,416.50x = 1,397,163.93 × 559,736.66
  4. Step 4: Simplify right side
    1,012,416.50x = 782,043,871,650.67
  5. Step 5: Solve for x
    x = 782,043,871,650.67/1,012,416.50
  6. Step 6: Final answer
    x = 772,452.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.