Home / 776,509.86-1,164,818.00-263,966.43

Finding the Fourth Proportional to 776,509.86, 1,164,818.00 and 263,966.43

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Solution

The fourth proportional to 776,509.86, 1,164,818.00 and 263,966.43 is: 395,967.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,509.86 : 1,164,818.00 = 263,966.43 : x
  2. Step 2: Convert to fraction form
    776,509.86/1,164,818.00 = 263,966.43/x
  3. Step 3: Cross multiply
    776,509.86x = 1,164,818.00 × 263,966.43
  4. Step 4: Simplify right side
    776,509.86x = 307,472,849,719.66
  5. Step 5: Solve for x
    x = 307,472,849,719.66/776,509.86
  6. Step 6: Final answer
    x = 395,967.73

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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.