Home / 680,293.98-1,020,670.56-301,162.38

Finding the Fourth Proportional to 680,293.98, 1,020,670.56 and 301,162.38

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Solution

The fourth proportional to 680,293.98, 1,020,670.56 and 301,162.38 is: 451,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,293.98 : 1,020,670.56 = 301,162.38 : x
  2. Step 2: Convert to fraction form
    680,293.98/1,020,670.56 = 301,162.38/x
  3. Step 3: Cross multiply
    680,293.98x = 1,020,670.56 × 301,162.38
  4. Step 4: Simplify right side
    680,293.98x = 307,387,575,045.53
  5. Step 5: Solve for x
    x = 307,387,575,045.53/680,293.98
  6. Step 6: Final answer
    x = 451,845.21

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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.