Home / 776,020.48-1,164,079.84-243,562.56

Finding the Fourth Proportional to 776,020.48, 1,164,079.84 and 243,562.56

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Solution

The fourth proportional to 776,020.48, 1,164,079.84 and 243,562.56 is: 365,359.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,020.48 : 1,164,079.84 = 243,562.56 : x
  2. Step 2: Convert to fraction form
    776,020.48/1,164,079.84 = 243,562.56/x
  3. Step 3: Cross multiply
    776,020.48x = 1,164,079.84 × 243,562.56
  4. Step 4: Simplify right side
    776,020.48x = 283,526,265,874.79
  5. Step 5: Solve for x
    x = 283,526,265,874.79/776,020.48
  6. Step 6: Final answer
    x = 365,359.26

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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.