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Finding the Fourth Proportional to 305,790.49, 458,504.02 and 116,264.73

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Solution

The fourth proportional to 305,790.49, 458,504.02 and 116,264.73 is: 174,328.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,790.49 : 458,504.02 = 116,264.73 : x
  2. Step 2: Convert to fraction form
    305,790.49/458,504.02 = 116,264.73/x
  3. Step 3: Cross multiply
    305,790.49x = 458,504.02 × 116,264.73
  4. Step 4: Simplify right side
    305,790.49x = 53,307,846,089.21
  5. Step 5: Solve for x
    x = 53,307,846,089.21/305,790.49
  6. Step 6: Final answer
    x = 174,328.01

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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.