Home / 782,866.80-1,174,484.16-243,095.49

Finding the Fourth Proportional to 782,866.80, 1,174,484.16 and 243,095.49

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Solution

The fourth proportional to 782,866.80, 1,174,484.16 and 243,095.49 is: 364,700.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,866.80 : 1,174,484.16 = 243,095.49 : x
  2. Step 2: Convert to fraction form
    782,866.80/1,174,484.16 = 243,095.49/x
  3. Step 3: Cross multiply
    782,866.80x = 1,174,484.16 × 243,095.49
  4. Step 4: Simplify right side
    782,866.80x = 285,511,802,372.44
  5. Step 5: Solve for x
    x = 285,511,802,372.44/782,866.80
  6. Step 6: Final answer
    x = 364,700.36

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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.