Home / 1,268,883.43-1,903,823.30-558,413.10

Finding the Fourth Proportional to 1,268,883.43, 1,903,823.30 and 558,413.10

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Solution

The fourth proportional to 1,268,883.43, 1,903,823.30 and 558,413.10 is: 837,838.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,883.43 : 1,903,823.30 = 558,413.10 : x
  2. Step 2: Convert to fraction form
    1,268,883.43/1,903,823.30 = 558,413.10/x
  3. Step 3: Cross multiply
    1,268,883.43x = 1,903,823.30 × 558,413.10
  4. Step 4: Simplify right side
    1,268,883.43x = 1,063,119,870,805.23
  5. Step 5: Solve for x
    x = 1,063,119,870,805.23/1,268,883.43
  6. Step 6: Final answer
    x = 837,838.88

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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.