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Finding the Fourth Proportional to 576,483.89, 795,760.06 and 347,051.85

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Solution

The fourth proportional to 576,483.89, 795,760.06 and 347,051.85 is: 479,059.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,483.89 : 795,760.06 = 347,051.85 : x
  2. Step 2: Convert to fraction form
    576,483.89/795,760.06 = 347,051.85/x
  3. Step 3: Cross multiply
    576,483.89x = 795,760.06 × 347,051.85
  4. Step 4: Simplify right side
    576,483.89x = 276,170,000,979.11
  5. Step 5: Solve for x
    x = 276,170,000,979.11/576,483.89
  6. Step 6: Final answer
    x = 479,059.36

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1.5x scale

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.