Finding the Fourth Proportional to 368.74, 508.84 and 202.95
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Solution
The fourth proportional to 368.74, 508.84 and 202.95 is: 280.06
Step by Step Solution
- Step 1: Write the proportion equation
368.74 : 508.84 = 202.95 : x - Step 2: Convert to fraction form
368.74/508.84 = 202.95/x - Step 3: Cross multiply
368.74x = 508.84 × 202.95 - Step 4: Simplify right side
368.74x = 103,269.08 - Step 5: Solve for x
x = 103,269.08/368.74 - Step 6: Final answer
x = 280.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.