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Finding the Fourth Proportional to 605,770.60, 835,980.93 and 333,856

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Solution

The fourth proportional to 605,770.60, 835,980.93 and 333,856 is: 460,730.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,770.60 : 835,980.93 = 333,856 : x
  2. Step 2: Convert to fraction form
    605,770.60/835,980.93 = 333,856/x
  3. Step 3: Cross multiply
    605,770.60x = 835,980.93 × 333,856
  4. Step 4: Simplify right side
    605,770.60x = 279,097,249,366.08
  5. Step 5: Solve for x
    x = 279,097,249,366.08/605,770.60
  6. Step 6: Final answer
    x = 460,730.93

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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.