Home / 628,205.94-942,294.06-201,742.74

Finding the Fourth Proportional to 628,205.94, 942,294.06 and 201,742.74

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Solution

The fourth proportional to 628,205.94, 942,294.06 and 201,742.74 is: 302,609.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,205.94 : 942,294.06 = 201,742.74 : x
  2. Step 2: Convert to fraction form
    628,205.94/942,294.06 = 201,742.74/x
  3. Step 3: Cross multiply
    628,205.94x = 942,294.06 × 201,742.74
  4. Step 4: Simplify right side
    628,205.94x = 190,100,985,550.12
  5. Step 5: Solve for x
    x = 190,100,985,550.12/628,205.94
  6. Step 6: Final answer
    x = 302,609.34

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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.