Home / 464,172.12-695,076.53-305,920.80

Finding the Fourth Proportional to 464,172.12, 695,076.53 and 305,920.80

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Solution

The fourth proportional to 464,172.12, 695,076.53 and 305,920.80 is: 458,102.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,172.12 : 695,076.53 = 305,920.80 : x
  2. Step 2: Convert to fraction form
    464,172.12/695,076.53 = 305,920.80/x
  3. Step 3: Cross multiply
    464,172.12x = 695,076.53 × 305,920.80
  4. Step 4: Simplify right side
    464,172.12x = 212,638,366,589.22
  5. Step 5: Solve for x
    x = 212,638,366,589.22/464,172.12
  6. Step 6: Final answer
    x = 458,102.41

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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.