Home / 777,080.81-1,166,285.52-304,098.32

Finding the Fourth Proportional to 777,080.81, 1,166,285.52 and 304,098.32

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Solution

The fourth proportional to 777,080.81, 1,166,285.52 and 304,098.32 is: 456,407.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,080.81 : 1,166,285.52 = 304,098.32 : x
  2. Step 2: Convert to fraction form
    777,080.81/1,166,285.52 = 304,098.32/x
  3. Step 3: Cross multiply
    777,080.81x = 1,166,285.52 × 304,098.32
  4. Step 4: Simplify right side
    777,080.81x = 354,665,470,188.04
  5. Step 5: Solve for x
    x = 354,665,470,188.04/777,080.81
  6. Step 6: Final answer
    x = 456,407.45

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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.