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Finding the Fourth Proportional to 455,102.96, 683,540.31 and 370,925.33

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Solution

The fourth proportional to 455,102.96, 683,540.31 and 370,925.33 is: 557,110.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,102.96 : 683,540.31 = 370,925.33 : x
  2. Step 2: Convert to fraction form
    455,102.96/683,540.31 = 370,925.33/x
  3. Step 3: Cross multiply
    455,102.96x = 683,540.31 × 370,925.33
  4. Step 4: Simplify right side
    455,102.96x = 253,542,415,055.05
  5. Step 5: Solve for x
    x = 253,542,415,055.05/455,102.96
  6. Step 6: Final answer
    x = 557,110.01

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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.