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Finding the Fourth Proportional to 260,485.24, 359,469.66 and 141,253.24

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Solution

The fourth proportional to 260,485.24, 359,469.66 and 141,253.24 is: 194,929.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,485.24 : 359,469.66 = 141,253.24 : x
  2. Step 2: Convert to fraction form
    260,485.24/359,469.66 = 141,253.24/x
  3. Step 3: Cross multiply
    260,485.24x = 359,469.66 × 141,253.24
  4. Step 4: Simplify right side
    260,485.24x = 50,776,254,156.70
  5. Step 5: Solve for x
    x = 50,776,254,156.70/260,485.24
  6. Step 6: Final answer
    x = 194,929.49

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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.