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Finding the Fourth Proportional to 264,046.97, 364,384.91 and 143,188.22

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Solution

The fourth proportional to 264,046.97, 364,384.91 and 143,188.22 is: 197,599.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,046.97 : 364,384.91 = 143,188.22 : x
  2. Step 2: Convert to fraction form
    264,046.97/364,384.91 = 143,188.22/x
  3. Step 3: Cross multiply
    264,046.97x = 364,384.91 × 143,188.22
  4. Step 4: Simplify right side
    264,046.97x = 52,175,626,657.76
  5. Step 5: Solve for x
    x = 52,175,626,657.76/264,046.97
  6. Step 6: Final answer
    x = 197,599.79

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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.