Home / 1,002,911.79-1,504,416.29-328,933.47

Finding the Fourth Proportional to 1,002,911.79, 1,504,416.29 and 328,933.47

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Solution

The fourth proportional to 1,002,911.79, 1,504,416.29 and 328,933.47 is: 493,416.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,911.79 : 1,504,416.29 = 328,933.47 : x
  2. Step 2: Convert to fraction form
    1,002,911.79/1,504,416.29 = 328,933.47/x
  3. Step 3: Cross multiply
    1,002,911.79x = 1,504,416.29 × 328,933.47
  4. Step 4: Simplify right side
    1,002,911.79x = 494,852,870,594.23
  5. Step 5: Solve for x
    x = 494,852,870,594.23/1,002,911.79
  6. Step 6: Final answer
    x = 493,416.15

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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.