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Finding the Fourth Proportional to 555,944.44, 767,203.22 and 301,295.64

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Solution

The fourth proportional to 555,944.44, 767,203.22 and 301,295.64 is: 415,787.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,944.44 : 767,203.22 = 301,295.64 : x
  2. Step 2: Convert to fraction form
    555,944.44/767,203.22 = 301,295.64/x
  3. Step 3: Cross multiply
    555,944.44x = 767,203.22 × 301,295.64
  4. Step 4: Simplify right side
    555,944.44x = 231,154,985,179.96
  5. Step 5: Solve for x
    x = 231,154,985,179.96/555,944.44
  6. Step 6: Final answer
    x = 415,787.93

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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.