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Finding the Fourth Proportional to 530,760.84, 794,271.42 and 331,175.24

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Solution

The fourth proportional to 530,760.84, 794,271.42 and 331,175.24 is: 495,596.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,760.84 : 794,271.42 = 331,175.24 : x
  2. Step 2: Convert to fraction form
    530,760.84/794,271.42 = 331,175.24/x
  3. Step 3: Cross multiply
    530,760.84x = 794,271.42 × 331,175.24
  4. Step 4: Simplify right side
    530,760.84x = 263,043,028,143.64
  5. Step 5: Solve for x
    x = 263,043,028,143.64/530,760.84
  6. Step 6: Final answer
    x = 495,596.15

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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.