Home / 776,563.84-1,164,455.96-452,456.84

Finding the Fourth Proportional to 776,563.84, 1,164,455.96 and 452,456.84

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Solution

The fourth proportional to 776,563.84, 1,164,455.96 and 452,456.84 is: 678,458.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,563.84 : 1,164,455.96 = 452,456.84 : x
  2. Step 2: Convert to fraction form
    776,563.84/1,164,455.96 = 452,456.84/x
  3. Step 3: Cross multiply
    776,563.84x = 1,164,455.96 × 452,456.84
  4. Step 4: Simplify right side
    776,563.84x = 526,866,067,174.69
  5. Step 5: Solve for x
    x = 526,866,067,174.69/776,563.84
  6. Step 6: Final answer
    x = 678,458.16

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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.