Home / 351,316.40-484,882.24-200,413.36

Finding the Fourth Proportional to 351,316.40, 484,882.24 and 200,413.36

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Solution

The fourth proportional to 351,316.40, 484,882.24 and 200,413.36 is: 276,607.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,316.40 : 484,882.24 = 200,413.36 : x
  2. Step 2: Convert to fraction form
    351,316.40/484,882.24 = 200,413.36/x
  3. Step 3: Cross multiply
    351,316.40x = 484,882.24 × 200,413.36
  4. Step 4: Simplify right side
    351,316.40x = 97,176,878,922.73
  5. Step 5: Solve for x
    x = 97,176,878,922.73/351,316.40
  6. Step 6: Final answer
    x = 276,607.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.