Home / 777,772.17-1,166,655.42-304,123.86

Finding the Fourth Proportional to 777,772.17, 1,166,655.42 and 304,123.86

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Solution

The fourth proportional to 777,772.17, 1,166,655.42 and 304,123.86 is: 456,184.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,772.17 : 1,166,655.42 = 304,123.86 : x
  2. Step 2: Convert to fraction form
    777,772.17/1,166,655.42 = 304,123.86/x
  3. Step 3: Cross multiply
    777,772.17x = 1,166,655.42 × 304,123.86
  4. Step 4: Simplify right side
    777,772.17x = 354,807,749,620.32
  5. Step 5: Solve for x
    x = 354,807,749,620.32/777,772.17
  6. Step 6: Final answer
    x = 456,184.68

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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.