Home / 850,034.25-1,173,019.73-468,051.21

Finding the Fourth Proportional to 850,034.25, 1,173,019.73 and 468,051.21

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Solution

The fourth proportional to 850,034.25, 1,173,019.73 and 468,051.21 is: 645,895.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,034.25 : 1,173,019.73 = 468,051.21 : x
  2. Step 2: Convert to fraction form
    850,034.25/1,173,019.73 = 468,051.21/x
  3. Step 3: Cross multiply
    850,034.25x = 1,173,019.73 × 468,051.21
  4. Step 4: Simplify right side
    850,034.25x = 549,033,301,640.12
  5. Step 5: Solve for x
    x = 549,033,301,640.12/850,034.25
  6. Step 6: Final answer
    x = 645,895.51

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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.