Home / 677,872.08-1,016,834.64-204,557.52

Finding the Fourth Proportional to 677,872.08, 1,016,834.64 and 204,557.52

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Solution

The fourth proportional to 677,872.08, 1,016,834.64 and 204,557.52 is: 306,844.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,872.08 : 1,016,834.64 = 204,557.52 : x
  2. Step 2: Convert to fraction form
    677,872.08/1,016,834.64 = 204,557.52/x
  3. Step 3: Cross multiply
    677,872.08x = 1,016,834.64 × 204,557.52
  4. Step 4: Simplify right side
    677,872.08x = 208,001,172,208.49
  5. Step 5: Solve for x
    x = 208,001,172,208.49/677,872.08
  6. Step 6: Final answer
    x = 306,844.28

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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.