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Finding the Fourth Proportional to 442,173.94, 610,200.57 and 240,969.94

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Solution

The fourth proportional to 442,173.94, 610,200.57 and 240,969.94 is: 332,538.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,173.94 : 610,200.57 = 240,969.94 : x
  2. Step 2: Convert to fraction form
    442,173.94/610,200.57 = 240,969.94/x
  3. Step 3: Cross multiply
    442,173.94x = 610,200.57 × 240,969.94
  4. Step 4: Simplify right side
    442,173.94x = 147,039,994,740.87
  5. Step 5: Solve for x
    x = 147,039,994,740.87/442,173.94
  6. Step 6: Final answer
    x = 332,538.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.