Home / 677,903.04-1,016,861.44-204,592.32

Finding the Fourth Proportional to 677,903.04, 1,016,861.44 and 204,592.32

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Solution

The fourth proportional to 677,903.04, 1,016,861.44 and 204,592.32 is: 306,890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,903.04 : 1,016,861.44 = 204,592.32 : x
  2. Step 2: Convert to fraction form
    677,903.04/1,016,861.44 = 204,592.32/x
  3. Step 3: Cross multiply
    677,903.04x = 1,016,861.44 × 204,592.32
  4. Step 4: Simplify right side
    677,903.04x = 208,042,041,128.14
  5. Step 5: Solve for x
    x = 208,042,041,128.14/677,903.04
  6. Step 6: Final answer
    x = 306,890.56

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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.