Home / 751,277.58-1,126,916.37-455,167.50

Finding the Fourth Proportional to 751,277.58, 1,126,916.37 and 455,167.50

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Solution

The fourth proportional to 751,277.58, 1,126,916.37 and 455,167.50 is: 682,751.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,277.58 : 1,126,916.37 = 455,167.50 : x
  2. Step 2: Convert to fraction form
    751,277.58/1,126,916.37 = 455,167.50/x
  3. Step 3: Cross multiply
    751,277.58x = 1,126,916.37 × 455,167.50
  4. Step 4: Simplify right side
    751,277.58x = 512,935,706,841.98
  5. Step 5: Solve for x
    x = 512,935,706,841.98/751,277.58
  6. Step 6: Final answer
    x = 682,751.25

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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.