Home / 695,014.77-1,042,745.72-316,070.85

Finding the Fourth Proportional to 695,014.77, 1,042,745.72 and 316,070.85

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Solution

The fourth proportional to 695,014.77, 1,042,745.72 and 316,070.85 is: 474,207.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,014.77 : 1,042,745.72 = 316,070.85 : x
  2. Step 2: Convert to fraction form
    695,014.77/1,042,745.72 = 316,070.85/x
  3. Step 3: Cross multiply
    695,014.77x = 1,042,745.72 × 316,070.85
  4. Step 4: Simplify right side
    695,014.77x = 329,581,524,473.91
  5. Step 5: Solve for x
    x = 329,581,524,473.91/695,014.77
  6. Step 6: Final answer
    x = 474,207.94

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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.