Home / 922,899.88-1,384,395.18-449,989.48

Finding the Fourth Proportional to 922,899.88, 1,384,395.18 and 449,989.48

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Solution

The fourth proportional to 922,899.88, 1,384,395.18 and 449,989.48 is: 675,006.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,899.88 : 1,384,395.18 = 449,989.48 : x
  2. Step 2: Convert to fraction form
    922,899.88/1,384,395.18 = 449,989.48/x
  3. Step 3: Cross multiply
    922,899.88x = 1,384,395.18 × 449,989.48
  4. Step 4: Simplify right side
    922,899.88x = 622,963,267,162.71
  5. Step 5: Solve for x
    x = 622,963,267,162.71/922,899.88
  6. Step 6: Final answer
    x = 675,006.34

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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.