Home / 777,316.33-1,166,639.10-304,333.84

Finding the Fourth Proportional to 777,316.33, 1,166,639.10 and 304,333.84

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Solution

The fourth proportional to 777,316.33, 1,166,639.10 and 304,333.84 is: 456,760.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,316.33 : 1,166,639.10 = 304,333.84 : x
  2. Step 2: Convert to fraction form
    777,316.33/1,166,639.10 = 304,333.84/x
  3. Step 3: Cross multiply
    777,316.33x = 1,166,639.10 × 304,333.84
  4. Step 4: Simplify right side
    777,316.33x = 355,047,757,197.14
  5. Step 5: Solve for x
    x = 355,047,757,197.14/777,316.33
  6. Step 6: Final answer
    x = 456,760.97

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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.