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Finding the Fourth Proportional to 605,348.64, 835,373.52 and 333,411.12

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Solution

The fourth proportional to 605,348.64, 835,373.52 and 333,411.12 is: 460,103.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,348.64 : 835,373.52 = 333,411.12 : x
  2. Step 2: Convert to fraction form
    605,348.64/835,373.52 = 333,411.12/x
  3. Step 3: Cross multiply
    605,348.64x = 835,373.52 × 333,411.12
  4. Step 4: Simplify right side
    605,348.64x = 278,522,820,921.54
  5. Step 5: Solve for x
    x = 278,522,820,921.54/605,348.64
  6. Step 6: Final answer
    x = 460,103.16

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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.