Finding the Fourth Proportional to 349.94, 483.02 and 202.64
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Solution
The fourth proportional to 349.94, 483.02 and 202.64 is: 279.70
Step by Step Solution
- Step 1: Write the proportion equation
349.94 : 483.02 = 202.64 : x - Step 2: Convert to fraction form
349.94/483.02 = 202.64/x - Step 3: Cross multiply
349.94x = 483.02 × 202.64 - Step 4: Simplify right side
349.94x = 97,875.74 - Step 5: Solve for x
x = 97,875.74/349.94 - Step 6: Final answer
x = 279.70
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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.