Home / 751,701.18-1,127,717.64-219,263.88

Finding the Fourth Proportional to 751,701.18, 1,127,717.64 and 219,263.88

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Solution

The fourth proportional to 751,701.18, 1,127,717.64 and 219,263.88 is: 328,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,701.18 : 1,127,717.64 = 219,263.88 : x
  2. Step 2: Convert to fraction form
    751,701.18/1,127,717.64 = 219,263.88/x
  3. Step 3: Cross multiply
    751,701.18x = 1,127,717.64 × 219,263.88
  4. Step 4: Simplify right side
    751,701.18x = 247,267,745,290.84
  5. Step 5: Solve for x
    x = 247,267,745,290.84/751,701.18
  6. Step 6: Final answer
    x = 328,944.20

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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.