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Finding the Fourth Proportional to 382,903.38, 574,440.72 and 116,684.73

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Solution

The fourth proportional to 382,903.38, 574,440.72 and 116,684.73 is: 175,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,903.38 : 574,440.72 = 116,684.73 : x
  2. Step 2: Convert to fraction form
    382,903.38/574,440.72 = 116,684.73/x
  3. Step 3: Cross multiply
    382,903.38x = 574,440.72 × 116,684.73
  4. Step 4: Simplify right side
    382,903.38x = 67,028,460,314.21
  5. Step 5: Solve for x
    x = 67,028,460,314.21/382,903.38
  6. Step 6: Final answer
    x = 175,053.20

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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.