Home / 384,012.04-576,115.26-117,786.10

Finding the Fourth Proportional to 384,012.04, 576,115.26 and 117,786.10

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Solution

The fourth proportional to 384,012.04, 576,115.26 and 117,786.10 is: 176,708.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,012.04 : 576,115.26 = 117,786.10 : x
  2. Step 2: Convert to fraction form
    384,012.04/576,115.26 = 117,786.10/x
  3. Step 3: Cross multiply
    384,012.04x = 576,115.26 × 117,786.10
  4. Step 4: Simplify right side
    384,012.04x = 67,858,369,625.89
  5. Step 5: Solve for x
    x = 67,858,369,625.89/384,012.04
  6. Step 6: Final answer
    x = 176,708.96

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1.5x scale

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.