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Finding the Fourth Proportional to 318,162.13, 477,246.07 and 96,546.13

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Solution

The fourth proportional to 318,162.13, 477,246.07 and 96,546.13 is: 144,820.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,162.13 : 477,246.07 = 96,546.13 : x
  2. Step 2: Convert to fraction form
    318,162.13/477,246.07 = 96,546.13/x
  3. Step 3: Cross multiply
    318,162.13x = 477,246.07 × 96,546.13
  4. Step 4: Simplify right side
    318,162.13x = 46,076,258,488.61
  5. Step 5: Solve for x
    x = 46,076,258,488.61/318,162.13
  6. Step 6: Final answer
    x = 144,820.06

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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.