Home / 1,099,817.47-1,649,832.25-341,455.30

Finding the Fourth Proportional to 1,099,817.47, 1,649,832.25 and 341,455.30

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Solution

The fourth proportional to 1,099,817.47, 1,649,832.25 and 341,455.30 is: 512,215.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,817.47 : 1,649,832.25 = 341,455.30 : x
  2. Step 2: Convert to fraction form
    1,099,817.47/1,649,832.25 = 341,455.30/x
  3. Step 3: Cross multiply
    1,099,817.47x = 1,649,832.25 × 341,455.30
  4. Step 4: Simplify right side
    1,099,817.47x = 563,343,971,975.79
  5. Step 5: Solve for x
    x = 563,343,971,975.79/1,099,817.47
  6. Step 6: Final answer
    x = 512,215.88

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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.