Home / 455,101.96-683,538.81-370,924.33

Finding the Fourth Proportional to 455,101.96, 683,538.81 and 370,924.33

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Solution

The fourth proportional to 455,101.96, 683,538.81 and 370,924.33 is: 557,108.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,101.96 : 683,538.81 = 370,924.33 : x
  2. Step 2: Convert to fraction form
    455,101.96/683,538.81 = 370,924.33/x
  3. Step 3: Cross multiply
    455,101.96x = 683,538.81 × 370,924.33
  4. Step 4: Simplify right side
    455,101.96x = 253,541,175,128.25
  5. Step 5: Solve for x
    x = 253,541,175,128.25/455,101.96
  6. Step 6: Final answer
    x = 557,108.51

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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.