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Finding the Fourth Proportional to 412,075.92, 568,599.81 and 240,022.20

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Solution

The fourth proportional to 412,075.92, 568,599.81 and 240,022.20 is: 331,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,075.92 : 568,599.81 = 240,022.20 : x
  2. Step 2: Convert to fraction form
    412,075.92/568,599.81 = 240,022.20/x
  3. Step 3: Cross multiply
    412,075.92x = 568,599.81 × 240,022.20
  4. Step 4: Simplify right side
    412,075.92x = 136,476,577,315.78
  5. Step 5: Solve for x
    x = 136,476,577,315.78/412,075.92
  6. Step 6: Final answer
    x = 331,192.80

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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.