Home / 850,035.25-1,173,021.10-468,052.21

Finding the Fourth Proportional to 850,035.25, 1,173,021.10 and 468,052.21

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Solution

The fourth proportional to 850,035.25, 1,173,021.10 and 468,052.21 is: 645,896.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,035.25 : 1,173,021.10 = 468,052.21 : x
  2. Step 2: Convert to fraction form
    850,035.25/1,173,021.10 = 468,052.21/x
  3. Step 3: Cross multiply
    850,035.25x = 1,173,021.10 × 468,052.21
  4. Step 4: Simplify right side
    850,035.25x = 549,035,118,231.63
  5. Step 5: Solve for x
    x = 549,035,118,231.63/850,035.25
  6. Step 6: Final answer
    x = 645,896.88

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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.