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Finding the Fourth Proportional to 260,028.35, 365,089.45 and 260,028.35

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Solution

The fourth proportional to 260,028.35, 365,089.45 and 260,028.35 is: 365,089.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,028.35 : 365,089.45 = 260,028.35 : x
  2. Step 2: Convert to fraction form
    260,028.35/365,089.45 = 260,028.35/x
  3. Step 3: Cross multiply
    260,028.35x = 365,089.45 × 260,028.35
  4. Step 4: Simplify right side
    260,028.35x = 94,933,607,285.91
  5. Step 5: Solve for x
    x = 94,933,607,285.91/260,028.35
  6. Step 6: Final answer
    x = 365,089.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.