Home / 950,999.58-1,312,373.48-521,297.82

Finding the Fourth Proportional to 950,999.58, 1,312,373.48 and 521,297.82

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Solution

The fourth proportional to 950,999.58, 1,312,373.48 and 521,297.82 is: 719,387.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,999.58 : 1,312,373.48 = 521,297.82 : x
  2. Step 2: Convert to fraction form
    950,999.58/1,312,373.48 = 521,297.82/x
  3. Step 3: Cross multiply
    950,999.58x = 1,312,373.48 × 521,297.82
  4. Step 4: Simplify right side
    950,999.58x = 684,137,431,543.33
  5. Step 5: Solve for x
    x = 684,137,431,543.33/950,999.58
  6. Step 6: Final answer
    x = 719,387.73

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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.