Home / 649,078.56-973,505.52-175,653.36

Finding the Fourth Proportional to 649,078.56, 973,505.52 and 175,653.36

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Solution

The fourth proportional to 649,078.56, 973,505.52 and 175,653.36 is: 263,449.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,078.56 : 973,505.52 = 175,653.36 : x
  2. Step 2: Convert to fraction form
    649,078.56/973,505.52 = 175,653.36/x
  3. Step 3: Cross multiply
    649,078.56x = 973,505.52 × 175,653.36
  4. Step 4: Simplify right side
    649,078.56x = 170,999,515,566.55
  5. Step 5: Solve for x
    x = 170,999,515,566.55/649,078.56
  6. Step 6: Final answer
    x = 263,449.64

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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.