Home / 850,057.88-1,173,079.87-468,083.75

Finding the Fourth Proportional to 850,057.88, 1,173,079.87 and 468,083.75

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Solution

The fourth proportional to 850,057.88, 1,173,079.87 and 468,083.75 is: 645,955.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,057.88 : 1,173,079.87 = 468,083.75 : x
  2. Step 2: Convert to fraction form
    850,057.88/1,173,079.87 = 468,083.75/x
  3. Step 3: Cross multiply
    850,057.88x = 1,173,079.87 × 468,083.75
  4. Step 4: Simplify right side
    850,057.88x = 549,099,617,563.50
  5. Step 5: Solve for x
    x = 549,099,617,563.50/850,057.88
  6. Step 6: Final answer
    x = 645,955.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.