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Finding the Fourth Proportional to 567,600.58, 783,273.81 and 312,945.22

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Solution

The fourth proportional to 567,600.58, 783,273.81 and 312,945.22 is: 431,856.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,600.58 : 783,273.81 = 312,945.22 : x
  2. Step 2: Convert to fraction form
    567,600.58/783,273.81 = 312,945.22/x
  3. Step 3: Cross multiply
    567,600.58x = 783,273.81 × 312,945.22
  4. Step 4: Simplify right side
    567,600.58x = 245,121,794,790.69
  5. Step 5: Solve for x
    x = 245,121,794,790.69/567,600.58
  6. Step 6: Final answer
    x = 431,856.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.