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Finding the Fourth Proportional to 572,046.98, 857,461.53 and 271,893.54

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Solution

The fourth proportional to 572,046.98, 857,461.53 and 271,893.54 is: 407,550.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,046.98 : 857,461.53 = 271,893.54 : x
  2. Step 2: Convert to fraction form
    572,046.98/857,461.53 = 271,893.54/x
  3. Step 3: Cross multiply
    572,046.98x = 857,461.53 × 271,893.54
  4. Step 4: Simplify right side
    572,046.98x = 233,138,247,423.42
  5. Step 5: Solve for x
    x = 233,138,247,423.42/572,046.98
  6. Step 6: Final answer
    x = 407,550.87

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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.