Finding the Fourth Proportional to 295,007.70, 442,511.55 and 242,519.70
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Solution
The fourth proportional to 295,007.70, 442,511.55 and 242,519.70 is: 363,779.55
Step by Step Solution
- Step 1: Write the proportion equation
295,007.70 : 442,511.55 = 242,519.70 : x - Step 2: Convert to fraction form
295,007.70/442,511.55 = 242,519.70/x - Step 3: Cross multiply
295,007.70x = 442,511.55 × 242,519.70 - Step 4: Simplify right side
295,007.70x = 107,317,768,352.54 - Step 5: Solve for x
x = 107,317,768,352.54/295,007.70 - Step 6: Final answer
x = 363,779.55
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1.5x scale
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.