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Finding the Fourth Proportional to 460,481.33, 635,235.66 and 307,724.42

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Solution

The fourth proportional to 460,481.33, 635,235.66 and 307,724.42 is: 424,506.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,481.33 : 635,235.66 = 307,724.42 : x
  2. Step 2: Convert to fraction form
    460,481.33/635,235.66 = 307,724.42/x
  3. Step 3: Cross multiply
    460,481.33x = 635,235.66 × 307,724.42
  4. Step 4: Simplify right side
    460,481.33x = 195,477,521,860.64
  5. Step 5: Solve for x
    x = 195,477,521,860.64/460,481.33
  6. Step 6: Final answer
    x = 424,506.95

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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.