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Finding the Fourth Proportional to 500,070.41, 690,099.37 and 270,627.73

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Solution

The fourth proportional to 500,070.41, 690,099.37 and 270,627.73 is: 373,467.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,070.41 : 690,099.37 = 270,627.73 : x
  2. Step 2: Convert to fraction form
    500,070.41/690,099.37 = 270,627.73/x
  3. Step 3: Cross multiply
    500,070.41x = 690,099.37 × 270,627.73
  4. Step 4: Simplify right side
    500,070.41x = 186,760,026,163.59
  5. Step 5: Solve for x
    x = 186,760,026,163.59/500,070.41
  6. Step 6: Final answer
    x = 373,467.46

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1.5x scale

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.