Home / 893,718.81-1,340,578.50-262,632.69

Finding the Fourth Proportional to 893,718.81, 1,340,578.50 and 262,632.69

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Solution

The fourth proportional to 893,718.81, 1,340,578.50 and 262,632.69 is: 393,949.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,718.81 : 1,340,578.50 = 262,632.69 : x
  2. Step 2: Convert to fraction form
    893,718.81/1,340,578.50 = 262,632.69/x
  3. Step 3: Cross multiply
    893,718.81x = 1,340,578.50 × 262,632.69
  4. Step 4: Simplify right side
    893,718.81x = 352,079,737,611.17
  5. Step 5: Solve for x
    x = 352,079,737,611.17/893,718.81
  6. Step 6: Final answer
    x = 393,949.12

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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.