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Finding the Fourth Proportional to 445,193.69, 614,134.88 and 273,150.03

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Solution

The fourth proportional to 445,193.69, 614,134.88 and 273,150.03 is: 376,804.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,193.69 : 614,134.88 = 273,150.03 : x
  2. Step 2: Convert to fraction form
    445,193.69/614,134.88 = 273,150.03/x
  3. Step 3: Cross multiply
    445,193.69x = 614,134.88 × 273,150.03
  4. Step 4: Simplify right side
    445,193.69x = 167,750,961,578.92
  5. Step 5: Solve for x
    x = 167,750,961,578.92/445,193.69
  6. Step 6: Final answer
    x = 376,804.45

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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.