Home / 628,362.46-942,426.60-201,905.66

Finding the Fourth Proportional to 628,362.46, 942,426.60 and 201,905.66

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Solution

The fourth proportional to 628,362.46, 942,426.60 and 201,905.66 is: 302,820.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,362.46 : 942,426.60 = 201,905.66 : x
  2. Step 2: Convert to fraction form
    628,362.46/942,426.60 = 201,905.66/x
  3. Step 3: Cross multiply
    628,362.46x = 942,426.60 × 201,905.66
  4. Step 4: Simplify right side
    628,362.46x = 190,281,266,273.48
  5. Step 5: Solve for x
    x = 190,281,266,273.48/628,362.46
  6. Step 6: Final answer
    x = 302,820.87

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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.