Finding the Fourth Proportional to 873,635.52, 1,310,307.12 and 242,613.12
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Solution
The fourth proportional to 873,635.52, 1,310,307.12 and 242,613.12 is: 363,879.09
Step by Step Solution
- Step 1: Write the proportion equation
873,635.52 : 1,310,307.12 = 242,613.12 : x - Step 2: Convert to fraction form
873,635.52/1,310,307.12 = 242,613.12/x - Step 3: Cross multiply
873,635.52x = 1,310,307.12 × 242,613.12 - Step 4: Simplify right side
873,635.52x = 317,897,698,541.41 - Step 5: Solve for x
x = 317,897,698,541.41/873,635.52 - Step 6: Final answer
x = 363,879.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.