Home / 700,829.40-1,049,688.90-576,413.40

Finding the Fourth Proportional to 700,829.40, 1,049,688.90 and 576,413.40

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Solution

The fourth proportional to 700,829.40, 1,049,688.90 and 576,413.40 is: 863,340.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,829.40 : 1,049,688.90 = 576,413.40 : x
  2. Step 2: Convert to fraction form
    700,829.40/1,049,688.90 = 576,413.40/x
  3. Step 3: Cross multiply
    700,829.40x = 1,049,688.90 × 576,413.40
  4. Step 4: Simplify right side
    700,829.40x = 605,054,747,791.26
  5. Step 5: Solve for x
    x = 605,054,747,791.26/700,829.40
  6. Step 6: Final answer
    x = 863,340.99

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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.