Home / 649,804.37-974,836.49-200,508.35

Finding the Fourth Proportional to 649,804.37, 974,836.49 and 200,508.35

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Solution

The fourth proportional to 649,804.37, 974,836.49 and 200,508.35 is: 300,802.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,804.37 : 974,836.49 = 200,508.35 : x
  2. Step 2: Convert to fraction form
    649,804.37/974,836.49 = 200,508.35/x
  3. Step 3: Cross multiply
    649,804.37x = 974,836.49 × 200,508.35
  4. Step 4: Simplify right side
    649,804.37x = 195,462,850,252.97
  5. Step 5: Solve for x
    x = 195,462,850,252.97/649,804.37
  6. Step 6: Final answer
    x = 300,802.61

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1.5x scale

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.