Home / 699,978.76-1,050,186.14-250,703.52

Finding the Fourth Proportional to 699,978.76, 1,050,186.14 and 250,703.52

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Solution

The fourth proportional to 699,978.76, 1,050,186.14 and 250,703.52 is: 376,133.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,978.76 : 1,050,186.14 = 250,703.52 : x
  2. Step 2: Convert to fraction form
    699,978.76/1,050,186.14 = 250,703.52/x
  3. Step 3: Cross multiply
    699,978.76x = 1,050,186.14 × 250,703.52
  4. Step 4: Simplify right side
    699,978.76x = 263,285,366,705.55
  5. Step 5: Solve for x
    x = 263,285,366,705.55/699,978.76
  6. Step 6: Final answer
    x = 376,133.36

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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.