Finding the Fourth Proportional to 719.06, 1,078.36 and 232
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Solution
The fourth proportional to 719.06, 1,078.36 and 232 is: 347.93
Step by Step Solution
- Step 1: Write the proportion equation
719.06 : 1,078.36 = 232 : x - Step 2: Convert to fraction form
719.06/1,078.36 = 232/x - Step 3: Cross multiply
719.06x = 1,078.36 × 232 - Step 4: Simplify right side
719.06x = 250,179.52 - Step 5: Solve for x
x = 250,179.52/719.06 - Step 6: Final answer
x = 347.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.