Home / 704,506.10-1,056,885.50-330,519.38

Finding the Fourth Proportional to 704,506.10, 1,056,885.50 and 330,519.38

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Solution

The fourth proportional to 704,506.10, 1,056,885.50 and 330,519.38 is: 495,838.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,506.10 : 1,056,885.50 = 330,519.38 : x
  2. Step 2: Convert to fraction form
    704,506.10/1,056,885.50 = 330,519.38/x
  3. Step 3: Cross multiply
    704,506.10x = 1,056,885.50 × 330,519.38
  4. Step 4: Simplify right side
    704,506.10x = 349,321,135,732.86
  5. Step 5: Solve for x
    x = 349,321,135,732.86/704,506.10
  6. Step 6: Final answer
    x = 495,838.34

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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.