Finding the Fourth Proportional to 565,531.14, 848,289.30 and 139,070.65
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Solution
The fourth proportional to 565,531.14, 848,289.30 and 139,070.65 is: 208,604.15
Step by Step Solution
- Step 1: Write the proportion equation
565,531.14 : 848,289.30 = 139,070.65 : x - Step 2: Convert to fraction form
565,531.14/848,289.30 = 139,070.65/x - Step 3: Cross multiply
565,531.14x = 848,289.30 × 139,070.65 - Step 4: Simplify right side
565,531.14x = 117,972,144,339.05 - Step 5: Solve for x
x = 117,972,144,339.05/565,531.14 - Step 6: Final answer
x = 208,604.15
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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.