Home / 965,300.22-1,447,989.21-459,601.02

Finding the Fourth Proportional to 965,300.22, 1,447,989.21 and 459,601.02

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Solution

The fourth proportional to 965,300.22, 1,447,989.21 and 459,601.02 is: 689,420.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,300.22 : 1,447,989.21 = 459,601.02 : x
  2. Step 2: Convert to fraction form
    965,300.22/1,447,989.21 = 459,601.02/x
  3. Step 3: Cross multiply
    965,300.22x = 1,447,989.21 × 459,601.02
  4. Step 4: Simplify right side
    965,300.22x = 665,497,317,864.99
  5. Step 5: Solve for x
    x = 665,497,317,864.99/965,300.22
  6. Step 6: Final answer
    x = 689,420.04

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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.