Home / 845,950.38-1,269,005.88-306,342.96

Finding the Fourth Proportional to 845,950.38, 1,269,005.88 and 306,342.96

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Solution

The fourth proportional to 845,950.38, 1,269,005.88 and 306,342.96 is: 459,543.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,950.38 : 1,269,005.88 = 306,342.96 : x
  2. Step 2: Convert to fraction form
    845,950.38/1,269,005.88 = 306,342.96/x
  3. Step 3: Cross multiply
    845,950.38x = 1,269,005.88 × 306,342.96
  4. Step 4: Simplify right side
    845,950.38x = 388,751,017,536.61
  5. Step 5: Solve for x
    x = 388,751,017,536.61/845,950.38
  6. Step 6: Final answer
    x = 459,543.52

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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.