Home / 734,564.20-1,101,846.30-435,965.80

Finding the Fourth Proportional to 734,564.20, 1,101,846.30 and 435,965.80

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Solution

The fourth proportional to 734,564.20, 1,101,846.30 and 435,965.80 is: 653,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,564.20 : 1,101,846.30 = 435,965.80 : x
  2. Step 2: Convert to fraction form
    734,564.20/1,101,846.30 = 435,965.80/x
  3. Step 3: Cross multiply
    734,564.20x = 1,101,846.30 × 435,965.80
  4. Step 4: Simplify right side
    734,564.20x = 480,367,303,656.54
  5. Step 5: Solve for x
    x = 480,367,303,656.54/734,564.20
  6. Step 6: Final answer
    x = 653,948.70

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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.