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Finding the Fourth Proportional to 333,845.58, 460,452.62 and 287,357.59

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Solution

The fourth proportional to 333,845.58, 460,452.62 and 287,357.59 is: 396,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,845.58 : 460,452.62 = 287,357.59 : x
  2. Step 2: Convert to fraction form
    333,845.58/460,452.62 = 287,357.59/x
  3. Step 3: Cross multiply
    333,845.58x = 460,452.62 × 287,357.59
  4. Step 4: Simplify right side
    333,845.58x = 132,314,554,869.96
  5. Step 5: Solve for x
    x = 132,314,554,869.96/333,845.58
  6. Step 6: Final answer
    x = 396,334.60

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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.