Home / 291,075.93-401,552.03-210,375.63

Finding the Fourth Proportional to 291,075.93, 401,552.03 and 210,375.63

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Solution

The fourth proportional to 291,075.93, 401,552.03 and 210,375.63 is: 290,222.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,075.93 : 401,552.03 = 210,375.63 : x
  2. Step 2: Convert to fraction form
    291,075.93/401,552.03 = 210,375.63/x
  3. Step 3: Cross multiply
    291,075.93x = 401,552.03 × 210,375.63
  4. Step 4: Simplify right side
    291,075.93x = 84,476,761,814.97
  5. Step 5: Solve for x
    x = 84,476,761,814.97/291,075.93
  6. Step 6: Final answer
    x = 290,222.42

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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.