Home / 455,982.35-683,973.72-119,022.08

Finding the Fourth Proportional to 455,982.35, 683,973.72 and 119,022.08

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Solution

The fourth proportional to 455,982.35, 683,973.72 and 119,022.08 is: 178,533.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,982.35 : 683,973.72 = 119,022.08 : x
  2. Step 2: Convert to fraction form
    455,982.35/683,973.72 = 119,022.08/x
  3. Step 3: Cross multiply
    455,982.35x = 683,973.72 × 119,022.08
  4. Step 4: Simplify right side
    455,982.35x = 81,407,971,399.87
  5. Step 5: Solve for x
    x = 81,407,971,399.87/455,982.35
  6. Step 6: Final answer
    x = 178,533.17

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1.5x scale

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.