Finding the Fourth Proportional to 358,788.08, 495,125.16 and 197,639.48
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Solution
The fourth proportional to 358,788.08, 495,125.16 and 197,639.48 is: 272,741.17
Step by Step Solution
- Step 1: Write the proportion equation
358,788.08 : 495,125.16 = 197,639.48 : x - Step 2: Convert to fraction form
358,788.08/495,125.16 = 197,639.48/x - Step 3: Cross multiply
358,788.08x = 495,125.16 × 197,639.48 - Step 4: Simplify right side
358,788.08x = 97,856,279,157.32 - Step 5: Solve for x
x = 97,856,279,157.32/358,788.08 - Step 6: Final answer
x = 272,741.17
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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.