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Finding the Fourth Proportional to 576,981.26, 796,264.62 and 347,610.76

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Solution

The fourth proportional to 576,981.26, 796,264.62 and 347,610.76 is: 479,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,981.26 : 796,264.62 = 347,610.76 : x
  2. Step 2: Convert to fraction form
    576,981.26/796,264.62 = 347,610.76/x
  3. Step 3: Cross multiply
    576,981.26x = 796,264.62 × 347,610.76
  4. Step 4: Simplify right side
    576,981.26x = 276,790,146,425.11
  5. Step 5: Solve for x
    x = 276,790,146,425.11/576,981.26
  6. Step 6: Final answer
    x = 479,721.21

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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.