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Finding the Fourth Proportional to 329,291.36, 454,563.60 and 237,482.72

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Solution

The fourth proportional to 329,291.36, 454,563.60 and 237,482.72 is: 327,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,291.36 : 454,563.60 = 237,482.72 : x
  2. Step 2: Convert to fraction form
    329,291.36/454,563.60 = 237,482.72/x
  3. Step 3: Cross multiply
    329,291.36x = 454,563.60 × 237,482.72
  4. Step 4: Simplify right side
    329,291.36x = 107,951,000,140.99
  5. Step 5: Solve for x
    x = 107,951,000,140.99/329,291.36
  6. Step 6: Final answer
    x = 327,828.22

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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.