Finding the Fourth Proportional to 637,284.26, 879,451.36 and 346,894.92
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Solution
The fourth proportional to 637,284.26, 879,451.36 and 346,894.92 is: 478,714.50
Step by Step Solution
- Step 1: Write the proportion equation
637,284.26 : 879,451.36 = 346,894.92 : x - Step 2: Convert to fraction form
637,284.26/879,451.36 = 346,894.92/x - Step 3: Cross multiply
637,284.26x = 879,451.36 × 346,894.92 - Step 4: Simplify right side
637,284.26x = 305,077,211,601.80 - Step 5: Solve for x
x = 305,077,211,601.80/637,284.26 - Step 6: Final answer
x = 478,714.50
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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.