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Finding the Fourth Proportional to 735,868.53, 1,014,742.49 and 614,964.69

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Solution

The fourth proportional to 735,868.53, 1,014,742.49 and 614,964.69 is: 848,019.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,868.53 : 1,014,742.49 = 614,964.69 : x
  2. Step 2: Convert to fraction form
    735,868.53/1,014,742.49 = 614,964.69/x
  3. Step 3: Cross multiply
    735,868.53x = 1,014,742.49 × 614,964.69
  4. Step 4: Simplify right side
    735,868.53x = 624,030,797,717.86
  5. Step 5: Solve for x
    x = 624,030,797,717.86/735,868.53
  6. Step 6: Final answer
    x = 848,019.41

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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.