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Finding the Fourth Proportional to 295,063.36, 442,597.77 and 84,701.30

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Solution

The fourth proportional to 295,063.36, 442,597.77 and 84,701.30 is: 127,052.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,063.36 : 442,597.77 = 84,701.30 : x
  2. Step 2: Convert to fraction form
    295,063.36/442,597.77 = 84,701.30/x
  3. Step 3: Cross multiply
    295,063.36x = 442,597.77 × 84,701.30
  4. Step 4: Simplify right side
    295,063.36x = 37,488,604,283.11
  5. Step 5: Solve for x
    x = 37,488,604,283.11/295,063.36
  6. Step 6: Final answer
    x = 127,052.73

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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.