Finding the Fourth Proportional to 601.97, 830.75 and 339.99
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Solution
The fourth proportional to 601.97, 830.75 and 339.99 is: 469.20
Step by Step Solution
- Step 1: Write the proportion equation
601.97 : 830.75 = 339.99 : x - Step 2: Convert to fraction form
601.97/830.75 = 339.99/x - Step 3: Cross multiply
601.97x = 830.75 × 339.99 - Step 4: Simplify right side
601.97x = 282,444.99 - Step 5: Solve for x
x = 282,444.99/601.97 - Step 6: Final answer
x = 469.20
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.