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Finding the Fourth Proportional to 605,368.88, 835,414.68 and 333,437.76

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Solution

The fourth proportional to 605,368.88, 835,414.68 and 333,437.76 is: 460,147.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,368.88 : 835,414.68 = 333,437.76 : x
  2. Step 2: Convert to fraction form
    605,368.88/835,414.68 = 333,437.76/x
  3. Step 3: Cross multiply
    605,368.88x = 835,414.68 × 333,437.76
  4. Step 4: Simplify right side
    605,368.88x = 278,558,799,570.32
  5. Step 5: Solve for x
    x = 278,558,799,570.32/605,368.88
  6. Step 6: Final answer
    x = 460,147.21

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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.