Home / 751,465.96-1,127,089.59-218,843.98

Finding the Fourth Proportional to 751,465.96, 1,127,089.59 and 218,843.98

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Solution

The fourth proportional to 751,465.96, 1,127,089.59 and 218,843.98 is: 328,234.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,465.96 : 1,127,089.59 = 218,843.98 : x
  2. Step 2: Convert to fraction form
    751,465.96/1,127,089.59 = 218,843.98/x
  3. Step 3: Cross multiply
    751,465.96x = 1,127,089.59 × 218,843.98
  4. Step 4: Simplify right side
    751,465.96x = 246,656,768,053.78
  5. Step 5: Solve for x
    x = 246,656,768,053.78/751,465.96
  6. Step 6: Final answer
    x = 328,234.12

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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.