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Finding the Fourth Proportional to 605,379.51, 835,424.69 and 333,448.16

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Solution

The fourth proportional to 605,379.51, 835,424.69 and 333,448.16 is: 460,158.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,379.51 : 835,424.69 = 333,448.16 : x
  2. Step 2: Convert to fraction form
    605,379.51/835,424.69 = 333,448.16/x
  3. Step 3: Cross multiply
    605,379.51x = 835,424.69 × 333,448.16
  4. Step 4: Simplify right side
    605,379.51x = 278,570,819,854.71
  5. Step 5: Solve for x
    x = 278,570,819,854.71/605,379.51
  6. Step 6: Final answer
    x = 460,158.98

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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.