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Finding the Fourth Proportional to 584,629.92, 806,772.96 and 330,004.80

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Solution

The fourth proportional to 584,629.92, 806,772.96 and 330,004.80 is: 455,397.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,629.92 : 806,772.96 = 330,004.80 : x
  2. Step 2: Convert to fraction form
    584,629.92/806,772.96 = 330,004.80/x
  3. Step 3: Cross multiply
    584,629.92x = 806,772.96 × 330,004.80
  4. Step 4: Simplify right side
    584,629.92x = 266,238,949,310.21
  5. Step 5: Solve for x
    x = 266,238,949,310.21/584,629.92
  6. Step 6: Final answer
    x = 455,397.41

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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.