Home / 798,636.80-1,197,663.60-266,175.20

Finding the Fourth Proportional to 798,636.80, 1,197,663.60 and 266,175.20

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Solution

The fourth proportional to 798,636.80, 1,197,663.60 and 266,175.20 is: 399,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,636.80 : 1,197,663.60 = 266,175.20 : x
  2. Step 2: Convert to fraction form
    798,636.80/1,197,663.60 = 266,175.20/x
  3. Step 3: Cross multiply
    798,636.80x = 1,197,663.60 × 266,175.20
  4. Step 4: Simplify right side
    798,636.80x = 318,788,348,262.72
  5. Step 5: Solve for x
    x = 318,788,348,262.72/798,636.80
  6. Step 6: Final answer
    x = 399,165.61

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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.