Home / 628,430.44-942,503.54-179,141.72

Finding the Fourth Proportional to 628,430.44, 942,503.54 and 179,141.72

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Solution

The fourth proportional to 628,430.44, 942,503.54 and 179,141.72 is: 268,672.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,430.44 : 942,503.54 = 179,141.72 : x
  2. Step 2: Convert to fraction form
    628,430.44/942,503.54 = 179,141.72/x
  3. Step 3: Cross multiply
    628,430.44x = 942,503.54 × 179,141.72
  4. Step 4: Simplify right side
    628,430.44x = 168,841,705,261.69
  5. Step 5: Solve for x
    x = 168,841,705,261.69/628,430.44
  6. Step 6: Final answer
    x = 268,672.07

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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.