Home / 790,517.66-1,090,913.11-427,941.42

Finding the Fourth Proportional to 790,517.66, 1,090,913.11 and 427,941.42

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Solution

The fourth proportional to 790,517.66, 1,090,913.11 and 427,941.42 is: 590,558.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,517.66 : 1,090,913.11 = 427,941.42 : x
  2. Step 2: Convert to fraction form
    790,517.66/1,090,913.11 = 427,941.42/x
  3. Step 3: Cross multiply
    790,517.66x = 1,090,913.11 × 427,941.42
  4. Step 4: Simplify right side
    790,517.66x = 466,846,905,390.02
  5. Step 5: Solve for x
    x = 466,846,905,390.02/790,517.66
  6. Step 6: Final answer
    x = 590,558.48

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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.