Home / 387,555.96-581,599.62-150,899.88

Finding the Fourth Proportional to 387,555.96, 581,599.62 and 150,899.88

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Solution

The fourth proportional to 387,555.96, 581,599.62 and 150,899.88 is: 226,453.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,555.96 : 581,599.62 = 150,899.88 : x
  2. Step 2: Convert to fraction form
    387,555.96/581,599.62 = 150,899.88/x
  3. Step 3: Cross multiply
    387,555.96x = 581,599.62 × 150,899.88
  4. Step 4: Simplify right side
    387,555.96x = 87,763,312,866.05
  5. Step 5: Solve for x
    x = 87,763,312,866.05/387,555.96
  6. Step 6: Final answer
    x = 226,453.27

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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.