Home / 883,860.86-1,325,248.70-343,486.18

Finding the Fourth Proportional to 883,860.86, 1,325,248.70 and 343,486.18

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Solution

The fourth proportional to 883,860.86, 1,325,248.70 and 343,486.18 is: 515,018.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,860.86 : 1,325,248.70 = 343,486.18 : x
  2. Step 2: Convert to fraction form
    883,860.86/1,325,248.70 = 343,486.18/x
  3. Step 3: Cross multiply
    883,860.86x = 1,325,248.70 × 343,486.18
  4. Step 4: Simplify right side
    883,860.86x = 455,204,613,512.97
  5. Step 5: Solve for x
    x = 455,204,613,512.97/883,860.86
  6. Step 6: Final answer
    x = 515,018.41

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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.