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Finding the Fourth Proportional to 460,586.73, 691,087.46 and 249,908.97

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Solution

The fourth proportional to 460,586.73, 691,087.46 and 249,908.97 is: 374,975.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,586.73 : 691,087.46 = 249,908.97 : x
  2. Step 2: Convert to fraction form
    460,586.73/691,087.46 = 249,908.97/x
  3. Step 3: Cross multiply
    460,586.73x = 691,087.46 × 249,908.97
  4. Step 4: Simplify right side
    460,586.73x = 172,708,954,058.97
  5. Step 5: Solve for x
    x = 172,708,954,058.97/460,586.73
  6. Step 6: Final answer
    x = 374,975.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.