Finding the Fourth Proportional to 219,333.87, 329,132.05 and 201,487.95
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Solution
The fourth proportional to 219,333.87, 329,132.05 and 201,487.95 is: 302,352.49
Step by Step Solution
- Step 1: Write the proportion equation
219,333.87 : 329,132.05 = 201,487.95 : x - Step 2: Convert to fraction form
219,333.87/329,132.05 = 201,487.95/x - Step 3: Cross multiply
219,333.87x = 329,132.05 × 201,487.95 - Step 4: Simplify right side
219,333.87x = 66,316,141,530.08 - Step 5: Solve for x
x = 66,316,141,530.08/219,333.87 - Step 6: Final answer
x = 302,352.49
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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.