Home / 837,111.87-1,254,287.56-482,424.03

Finding the Fourth Proportional to 837,111.87, 1,254,287.56 and 482,424.03

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Solution

The fourth proportional to 837,111.87, 1,254,287.56 and 482,424.03 is: 722,840.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,111.87 : 1,254,287.56 = 482,424.03 : x
  2. Step 2: Convert to fraction form
    837,111.87/1,254,287.56 = 482,424.03/x
  3. Step 3: Cross multiply
    837,111.87x = 1,254,287.56 × 482,424.03
  4. Step 4: Simplify right side
    837,111.87x = 605,098,459,474.07
  5. Step 5: Solve for x
    x = 605,098,459,474.07/837,111.87
  6. Step 6: Final answer
    x = 722,840.62

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1.5x scale

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.