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Finding the Fourth Proportional to 260,029.45, 364,828.55 and 260,029.45

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Solution

The fourth proportional to 260,029.45, 364,828.55 and 260,029.45 is: 364,828.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,029.45 : 364,828.55 = 260,029.45 : x
  2. Step 2: Convert to fraction form
    260,029.45/364,828.55 = 260,029.45/x
  3. Step 3: Cross multiply
    260,029.45x = 364,828.55 × 260,029.45
  4. Step 4: Simplify right side
    260,029.45x = 94,866,167,200.80
  5. Step 5: Solve for x
    x = 94,866,167,200.80/260,029.45
  6. Step 6: Final answer
    x = 364,828.55

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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.