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Finding the Fourth Proportional to 242,891.55, 364,653.04 and 186,771.07

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Solution

The fourth proportional to 242,891.55, 364,653.04 and 186,771.07 is: 280,399.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,891.55 : 364,653.04 = 186,771.07 : x
  2. Step 2: Convert to fraction form
    242,891.55/364,653.04 = 186,771.07/x
  3. Step 3: Cross multiply
    242,891.55x = 364,653.04 × 186,771.07
  4. Step 4: Simplify right side
    242,891.55x = 68,106,637,472.10
  5. Step 5: Solve for x
    x = 68,106,637,472.10/242,891.55
  6. Step 6: Final answer
    x = 280,399.37

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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.