Home / 1,099,389.03-1,649,060.07-300,670.58

Finding the Fourth Proportional to 1,099,389.03, 1,649,060.07 and 300,670.58

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Solution

The fourth proportional to 1,099,389.03, 1,649,060.07 and 300,670.58 is: 450,999.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,389.03 : 1,649,060.07 = 300,670.58 : x
  2. Step 2: Convert to fraction form
    1,099,389.03/1,649,060.07 = 300,670.58/x
  3. Step 3: Cross multiply
    1,099,389.03x = 1,649,060.07 × 300,670.58
  4. Step 4: Simplify right side
    1,099,389.03x = 495,823,839,456.44
  5. Step 5: Solve for x
    x = 495,823,839,456.44/1,099,389.03
  6. Step 6: Final answer
    x = 450,999.44

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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.