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Finding the Fourth Proportional to 260,596.48, 359,624.48 and 147,416.80

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Solution

The fourth proportional to 260,596.48, 359,624.48 and 147,416.80 is: 203,435.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,596.48 : 359,624.48 = 147,416.80 : x
  2. Step 2: Convert to fraction form
    260,596.48/359,624.48 = 147,416.80/x
  3. Step 3: Cross multiply
    260,596.48x = 359,624.48 × 147,416.80
  4. Step 4: Simplify right side
    260,596.48x = 53,014,690,043.26
  5. Step 5: Solve for x
    x = 53,014,690,043.26/260,596.48
  6. Step 6: Final answer
    x = 203,435.94

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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.