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Finding the Fourth Proportional to 240,571.32, 360,855.36 and 188,025

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Solution

The fourth proportional to 240,571.32, 360,855.36 and 188,025 is: 282,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,571.32 : 360,855.36 = 188,025 : x
  2. Step 2: Convert to fraction form
    240,571.32/360,855.36 = 188,025/x
  3. Step 3: Cross multiply
    240,571.32x = 360,855.36 × 188,025
  4. Step 4: Simplify right side
    240,571.32x = 67,849,829,064
  5. Step 5: Solve for x
    x = 67,849,829,064/240,571.32
  6. Step 6: Final answer
    x = 282,036.23

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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.