Home / 1,161,788.47-1,743,364.77-487,817.94

Finding the Fourth Proportional to 1,161,788.47, 1,743,364.77 and 487,817.94

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Solution

The fourth proportional to 1,161,788.47, 1,743,364.77 and 487,817.94 is: 732,013.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,788.47 : 1,743,364.77 = 487,817.94 : x
  2. Step 2: Convert to fraction form
    1,161,788.47/1,743,364.77 = 487,817.94/x
  3. Step 3: Cross multiply
    1,161,788.47x = 1,743,364.77 × 487,817.94
  4. Step 4: Simplify right side
    1,161,788.47x = 850,444,618,222.25
  5. Step 5: Solve for x
    x = 850,444,618,222.25/1,161,788.47
  6. Step 6: Final answer
    x = 732,013.31

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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.