Home / 369,864.48-554,306.26-189,942.63

Finding the Fourth Proportional to 369,864.48, 554,306.26 and 189,942.63

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Solution

The fourth proportional to 369,864.48, 554,306.26 and 189,942.63 is: 284,662.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,864.48 : 554,306.26 = 189,942.63 : x
  2. Step 2: Convert to fraction form
    369,864.48/554,306.26 = 189,942.63/x
  3. Step 3: Cross multiply
    369,864.48x = 554,306.26 × 189,942.63
  4. Step 4: Simplify right side
    369,864.48x = 105,286,388,849.86
  5. Step 5: Solve for x
    x = 105,286,388,849.86/369,864.48
  6. Step 6: Final answer
    x = 284,662.07

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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.