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Finding the Fourth Proportional to 605,420.80, 835,476.77 and 333,482.38

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Solution

The fourth proportional to 605,420.80, 835,476.77 and 333,482.38 is: 460,203.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,420.80 : 835,476.77 = 333,482.38 : x
  2. Step 2: Convert to fraction form
    605,420.80/835,476.77 = 333,482.38/x
  3. Step 3: Cross multiply
    605,420.80x = 835,476.77 × 333,482.38
  4. Step 4: Simplify right side
    605,420.80x = 278,616,780,439.33
  5. Step 5: Solve for x
    x = 278,616,780,439.33/605,420.80
  6. Step 6: Final answer
    x = 460,203.52

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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.