Home / 1,203,758.42-1,805,071.71-445,075.70

Finding the Fourth Proportional to 1,203,758.42, 1,805,071.71 and 445,075.70

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Solution

The fourth proportional to 1,203,758.42, 1,805,071.71 and 445,075.70 is: 667,404.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,758.42 : 1,805,071.71 = 445,075.70 : x
  2. Step 2: Convert to fraction form
    1,203,758.42/1,805,071.71 = 445,075.70/x
  3. Step 3: Cross multiply
    1,203,758.42x = 1,805,071.71 × 445,075.70
  4. Step 4: Simplify right side
    1,203,758.42x = 803,393,554,878.45
  5. Step 5: Solve for x
    x = 803,393,554,878.45/1,203,758.42
  6. Step 6: Final answer
    x = 667,404.31

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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.