Home / 672,289.90-1,008,046.05-251,608.30

Finding the Fourth Proportional to 672,289.90, 1,008,046.05 and 251,608.30

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Solution

The fourth proportional to 672,289.90, 1,008,046.05 and 251,608.30 is: 377,266.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,289.90 : 1,008,046.05 = 251,608.30 : x
  2. Step 2: Convert to fraction form
    672,289.90/1,008,046.05 = 251,608.30/x
  3. Step 3: Cross multiply
    672,289.90x = 1,008,046.05 × 251,608.30
  4. Step 4: Simplify right side
    672,289.90x = 253,632,752,962.22
  5. Step 5: Solve for x
    x = 253,632,752,962.22/672,289.90
  6. Step 6: Final answer
    x = 377,266.94

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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.