Home / 716,961.01-1,075,190.91-211,387.81

Finding the Fourth Proportional to 716,961.01, 1,075,190.91 and 211,387.81

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Solution

The fourth proportional to 716,961.01, 1,075,190.91 and 211,387.81 is: 317,007.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,961.01 : 1,075,190.91 = 211,387.81 : x
  2. Step 2: Convert to fraction form
    716,961.01/1,075,190.91 = 211,387.81/x
  3. Step 3: Cross multiply
    716,961.01x = 1,075,190.91 × 211,387.81
  4. Step 4: Simplify right side
    716,961.01x = 227,282,251,796.81
  5. Step 5: Solve for x
    x = 227,282,251,796.81/716,961.01
  6. Step 6: Final answer
    x = 317,007.83

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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.