Home / 751,841.99-1,127,703.95-212,076.39

Finding the Fourth Proportional to 751,841.99, 1,127,703.95 and 212,076.39

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Solution

The fourth proportional to 751,841.99, 1,127,703.95 and 212,076.39 is: 318,097.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,841.99 : 1,127,703.95 = 212,076.39 : x
  2. Step 2: Convert to fraction form
    751,841.99/1,127,703.95 = 212,076.39/x
  3. Step 3: Cross multiply
    751,841.99x = 1,127,703.95 × 212,076.39
  4. Step 4: Simplify right side
    751,841.99x = 239,159,382,704.74
  5. Step 5: Solve for x
    x = 239,159,382,704.74/751,841.99
  6. Step 6: Final answer
    x = 318,097.93

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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.