Home / 447,675.62-671,513.43-148,075.70

Finding the Fourth Proportional to 447,675.62, 671,513.43 and 148,075.70

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Solution

The fourth proportional to 447,675.62, 671,513.43 and 148,075.70 is: 222,113.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,675.62 : 671,513.43 = 148,075.70 : x
  2. Step 2: Convert to fraction form
    447,675.62/671,513.43 = 148,075.70/x
  3. Step 3: Cross multiply
    447,675.62x = 671,513.43 × 148,075.70
  4. Step 4: Simplify right side
    447,675.62x = 99,434,821,206.65
  5. Step 5: Solve for x
    x = 99,434,821,206.65/447,675.62
  6. Step 6: Final answer
    x = 222,113.55

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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.