Home / 948,778.68-1,309,742.08-605,075.84

Finding the Fourth Proportional to 948,778.68, 1,309,742.08 and 605,075.84

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Solution

The fourth proportional to 948,778.68, 1,309,742.08 and 605,075.84 is: 835,277.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,778.68 : 1,309,742.08 = 605,075.84 : x
  2. Step 2: Convert to fraction form
    948,778.68/1,309,742.08 = 605,075.84/x
  3. Step 3: Cross multiply
    948,778.68x = 1,309,742.08 × 605,075.84
  4. Step 4: Simplify right side
    948,778.68x = 792,493,289,239.35
  5. Step 5: Solve for x
    x = 792,493,289,239.35/948,778.68
  6. Step 6: Final answer
    x = 835,277.29

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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.