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Finding the Fourth Proportional to 260,745.99, 359,799.69 and 146,008.68

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Solution

The fourth proportional to 260,745.99, 359,799.69 and 146,008.68 is: 201,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,745.99 : 359,799.69 = 146,008.68 : x
  2. Step 2: Convert to fraction form
    260,745.99/359,799.69 = 146,008.68/x
  3. Step 3: Cross multiply
    260,745.99x = 359,799.69 × 146,008.68
  4. Step 4: Simplify right side
    260,745.99x = 52,533,877,801.31
  5. Step 5: Solve for x
    x = 52,533,877,801.31/260,745.99
  6. Step 6: Final answer
    x = 201,475.30

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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.