Home / 949,771.20-1,422,395.20-549,568.56

Finding the Fourth Proportional to 949,771.20, 1,422,395.20 and 549,568.56

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Solution

The fourth proportional to 949,771.20, 1,422,395.20 and 549,568.56 is: 823,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,771.20 : 1,422,395.20 = 549,568.56 : x
  2. Step 2: Convert to fraction form
    949,771.20/1,422,395.20 = 549,568.56/x
  3. Step 3: Cross multiply
    949,771.20x = 1,422,395.20 × 549,568.56
  4. Step 4: Simplify right side
    949,771.20x = 781,703,681,814.91
  5. Step 5: Solve for x
    x = 781,703,681,814.91/949,771.20
  6. Step 6: Final answer
    x = 823,044.20

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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.