Home / 677,854.08-1,016,807.64-204,539.52

Finding the Fourth Proportional to 677,854.08, 1,016,807.64 and 204,539.52

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Solution

The fourth proportional to 677,854.08, 1,016,807.64 and 204,539.52 is: 306,817.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,854.08 : 1,016,807.64 = 204,539.52 : x
  2. Step 2: Convert to fraction form
    677,854.08/1,016,807.64 = 204,539.52/x
  3. Step 3: Cross multiply
    677,854.08x = 1,016,807.64 × 204,539.52
  4. Step 4: Simplify right side
    677,854.08x = 207,977,346,617.93
  5. Step 5: Solve for x
    x = 207,977,346,617.93/677,854.08
  6. Step 6: Final answer
    x = 306,817.28

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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.