Finding the Fourth Proportional to 219,568.41, 329,352.62 and 69,808.68
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Solution
The fourth proportional to 219,568.41, 329,352.62 and 69,808.68 is: 104,713.02
Step by Step Solution
- Step 1: Write the proportion equation
219,568.41 : 329,352.62 = 69,808.68 : x - Step 2: Convert to fraction form
219,568.41/329,352.62 = 69,808.68/x - Step 3: Cross multiply
219,568.41x = 329,352.62 × 69,808.68 - Step 4: Simplify right side
219,568.41x = 22,991,671,307.70 - Step 5: Solve for x
x = 22,991,671,307.70/219,568.41 - Step 6: Final answer
x = 104,713.02
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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.