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Finding the Fourth Proportional to 567,599.58, 783,272.43 and 312,944.22

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Solution

The fourth proportional to 567,599.58, 783,272.43 and 312,944.22 is: 431,854.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,599.58 : 783,272.43 = 312,944.22 : x
  2. Step 2: Convert to fraction form
    567,599.58/783,272.43 = 312,944.22/x
  3. Step 3: Cross multiply
    567,599.58x = 783,272.43 × 312,944.22
  4. Step 4: Simplify right side
    567,599.58x = 245,120,579,653.86
  5. Step 5: Solve for x
    x = 245,120,579,653.86/567,599.58
  6. Step 6: Final answer
    x = 431,854.76

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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.