Home / 628,443.35-942,652.26-155,132.81

Finding the Fourth Proportional to 628,443.35, 942,652.26 and 155,132.81

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Solution

The fourth proportional to 628,443.35, 942,652.26 and 155,132.81 is: 232,696.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,443.35 : 942,652.26 = 155,132.81 : x
  2. Step 2: Convert to fraction form
    628,443.35/942,652.26 = 155,132.81/x
  3. Step 3: Cross multiply
    628,443.35x = 942,652.26 × 155,132.81
  4. Step 4: Simplify right side
    628,443.35x = 146,236,289,233.39
  5. Step 5: Solve for x
    x = 146,236,289,233.39/628,443.35
  6. Step 6: Final answer
    x = 232,696.06

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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.