Home / 957,104.02-1,320,792.82-543,637.90

Finding the Fourth Proportional to 957,104.02, 1,320,792.82 and 543,637.90

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Solution

The fourth proportional to 957,104.02, 1,320,792.82 and 543,637.90 is: 750,214.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,104.02 : 1,320,792.82 = 543,637.90 : x
  2. Step 2: Convert to fraction form
    957,104.02/1,320,792.82 = 543,637.90/x
  3. Step 3: Cross multiply
    957,104.02x = 1,320,792.82 × 543,637.90
  4. Step 4: Simplify right side
    957,104.02x = 718,033,034,999.88
  5. Step 5: Solve for x
    x = 718,033,034,999.88/957,104.02
  6. Step 6: Final answer
    x = 750,214.21

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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.