Home / 947,960.70-1,422,924.93-549,380.22

Finding the Fourth Proportional to 947,960.70, 1,422,924.93 and 549,380.22

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Solution

The fourth proportional to 947,960.70, 1,422,924.93 and 549,380.22 is: 824,640.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,960.70 : 1,422,924.93 = 549,380.22 : x
  2. Step 2: Convert to fraction form
    947,960.70/1,422,924.93 = 549,380.22/x
  3. Step 3: Cross multiply
    947,960.70x = 1,422,924.93 × 549,380.22
  4. Step 4: Simplify right side
    947,960.70x = 781,726,811,086.89
  5. Step 5: Solve for x
    x = 781,726,811,086.89/947,960.70
  6. Step 6: Final answer
    x = 824,640.53

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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.