Home / 672,553.53-1,009,127.43-352,628.91

Finding the Fourth Proportional to 672,553.53, 1,009,127.43 and 352,628.91

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Solution

The fourth proportional to 672,553.53, 1,009,127.43 and 352,628.91 is: 529,099.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,553.53 : 1,009,127.43 = 352,628.91 : x
  2. Step 2: Convert to fraction form
    672,553.53/1,009,127.43 = 352,628.91/x
  3. Step 3: Cross multiply
    672,553.53x = 1,009,127.43 × 352,628.91
  4. Step 4: Simplify right side
    672,553.53x = 355,847,505,692.00
  5. Step 5: Solve for x
    x = 355,847,505,692.00/672,553.53
  6. Step 6: Final answer
    x = 529,099.16

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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.