Home / 298,601.04-447,898.77-121,065.84

Finding the Fourth Proportional to 298,601.04, 447,898.77 and 121,065.84

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Solution

The fourth proportional to 298,601.04, 447,898.77 and 121,065.84 is: 181,597.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,601.04 : 447,898.77 = 121,065.84 : x
  2. Step 2: Convert to fraction form
    298,601.04/447,898.77 = 121,065.84/x
  3. Step 3: Cross multiply
    298,601.04x = 447,898.77 × 121,065.84
  4. Step 4: Simplify right side
    298,601.04x = 54,225,240,825.02
  5. Step 5: Solve for x
    x = 54,225,240,825.02/298,601.04
  6. Step 6: Final answer
    x = 181,597.63

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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.