Finding the Fourth Proportional to 219,213.98, 328,830.54 and 69,465.31
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Solution
The fourth proportional to 219,213.98, 328,830.54 and 69,465.31 is: 104,201.00
Step by Step Solution
- Step 1: Write the proportion equation
219,213.98 : 328,830.54 = 69,465.31 : x - Step 2: Convert to fraction form
219,213.98/328,830.54 = 69,465.31/x - Step 3: Cross multiply
219,213.98x = 328,830.54 × 69,465.31 - Step 4: Simplify right side
219,213.98x = 22,842,315,398.57 - Step 5: Solve for x
x = 22,842,315,398.57/219,213.98 - Step 6: Final answer
x = 104,201.00
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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.