Finding the Fourth Proportional to 219,220.68, 328,856.94 and 69,467.88
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Solution
The fourth proportional to 219,220.68, 328,856.94 and 69,467.88 is: 104,210.03
Step by Step Solution
- Step 1: Write the proportion equation
219,220.68 : 328,856.94 = 69,467.88 : x - Step 2: Convert to fraction form
219,220.68/328,856.94 = 69,467.88/x - Step 3: Cross multiply
219,220.68x = 328,856.94 × 69,467.88 - Step 4: Simplify right side
219,220.68x = 22,844,994,445.09 - Step 5: Solve for x
x = 22,844,994,445.09/219,220.68 - Step 6: Final answer
x = 104,210.03
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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.