Finding the Fourth Proportional to 669,999.94, 924,599.91 and 368,193.94
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Solution
The fourth proportional to 669,999.94, 924,599.91 and 368,193.94 is: 508,107.63
Step by Step Solution
- Step 1: Write the proportion equation
669,999.94 : 924,599.91 = 368,193.94 : x - Step 2: Convert to fraction form
669,999.94/924,599.91 = 368,193.94/x - Step 3: Cross multiply
669,999.94x = 924,599.91 × 368,193.94 - Step 4: Simplify right side
669,999.94x = 340,432,082,855.77 - Step 5: Solve for x
x = 340,432,082,855.77/669,999.94 - Step 6: Final answer
x = 508,107.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.