Home / 792,628.58-1,189,074.90-260,006.60

Finding the Fourth Proportional to 792,628.58, 1,189,074.90 and 260,006.60

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Solution

The fourth proportional to 792,628.58, 1,189,074.90 and 260,006.60 is: 390,053.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,628.58 : 1,189,074.90 = 260,006.60 : x
  2. Step 2: Convert to fraction form
    792,628.58/1,189,074.90 = 260,006.60/x
  3. Step 3: Cross multiply
    792,628.58x = 1,189,074.90 × 260,006.60
  4. Step 4: Simplify right side
    792,628.58x = 309,167,321,894.34
  5. Step 5: Solve for x
    x = 309,167,321,894.34/792,628.58
  6. Step 6: Final answer
    x = 390,053.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.