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Finding the Fourth Proportional to 460,956.16, 691,434.08 and 110,748.16

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Solution

The fourth proportional to 460,956.16, 691,434.08 and 110,748.16 is: 166,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,956.16 : 691,434.08 = 110,748.16 : x
  2. Step 2: Convert to fraction form
    460,956.16/691,434.08 = 110,748.16/x
  3. Step 3: Cross multiply
    460,956.16x = 691,434.08 × 110,748.16
  4. Step 4: Simplify right side
    460,956.16x = 76,575,052,121.29
  5. Step 5: Solve for x
    x = 76,575,052,121.29/460,956.16
  6. Step 6: Final answer
    x = 166,122.20

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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.