Finding the Fourth Proportional to 219,024.22, 328,576.84 and 69,302.20
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Solution
The fourth proportional to 219,024.22, 328,576.84 and 69,302.20 is: 103,966.12
Step by Step Solution
- Step 1: Write the proportion equation
219,024.22 : 328,576.84 = 69,302.20 : x - Step 2: Convert to fraction form
219,024.22/328,576.84 = 69,302.20/x - Step 3: Cross multiply
219,024.22x = 328,576.84 × 69,302.20 - Step 4: Simplify right side
219,024.22x = 22,771,097,881.05 - Step 5: Solve for x
x = 22,771,097,881.05/219,024.22 - Step 6: Final answer
x = 103,966.12
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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.