Finding the Fourth Proportional to 353,397.44, 487,683.36 and 192,253.88
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Solution
The fourth proportional to 353,397.44, 487,683.36 and 192,253.88 is: 265,307.58
Step by Step Solution
- Step 1: Write the proportion equation
353,397.44 : 487,683.36 = 192,253.88 : x - Step 2: Convert to fraction form
353,397.44/487,683.36 = 192,253.88/x - Step 3: Cross multiply
353,397.44x = 487,683.36 × 192,253.88 - Step 4: Simplify right side
353,397.44x = 93,759,018,171.44 - Step 5: Solve for x
x = 93,759,018,171.44/353,397.44 - Step 6: Final answer
x = 265,307.58
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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.