Home / 887,413.94-1,330,780.71-698,246.54

Finding the Fourth Proportional to 887,413.94, 1,330,780.71 and 698,246.54

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Solution

The fourth proportional to 887,413.94, 1,330,780.71 and 698,246.54 is: 1,047,102.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,413.94 : 1,330,780.71 = 698,246.54 : x
  2. Step 2: Convert to fraction form
    887,413.94/1,330,780.71 = 698,246.54/x
  3. Step 3: Cross multiply
    887,413.94x = 1,330,780.71 × 698,246.54
  4. Step 4: Simplify right side
    887,413.94x = 929,213,026,256.24
  5. Step 5: Solve for x
    x = 929,213,026,256.24/887,413.94
  6. Step 6: Final answer
    x = 1,047,102.13

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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.