Finding the Fourth Proportional to 328,695.08, 493,044.08 and 104,056.63
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Solution
The fourth proportional to 328,695.08, 493,044.08 and 104,056.63 is: 156,085.40
Step by Step Solution
- Step 1: Write the proportion equation
328,695.08 : 493,044.08 = 104,056.63 : x - Step 2: Convert to fraction form
328,695.08/493,044.08 = 104,056.63/x - Step 3: Cross multiply
328,695.08x = 493,044.08 × 104,056.63 - Step 4: Simplify right side
328,695.08x = 51,304,503,653.36 - Step 5: Solve for x
x = 51,304,503,653.36/328,695.08 - Step 6: Final answer
x = 156,085.40
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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.