Home / 893,685.15-1,340,106.53-324,664.95

Finding the Fourth Proportional to 893,685.15, 1,340,106.53 and 324,664.95

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Solution

The fourth proportional to 893,685.15, 1,340,106.53 and 324,664.95 is: 486,844.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,685.15 : 1,340,106.53 = 324,664.95 : x
  2. Step 2: Convert to fraction form
    893,685.15/1,340,106.53 = 324,664.95/x
  3. Step 3: Cross multiply
    893,685.15x = 1,340,106.53 × 324,664.95
  4. Step 4: Simplify right side
    893,685.15x = 435,085,617,933.80
  5. Step 5: Solve for x
    x = 435,085,617,933.80/893,685.15
  6. Step 6: Final answer
    x = 486,844.41

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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.