Finding the Fourth Proportional to 924,328.46, 1,387,634.49 and 438,475.17
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Solution
The fourth proportional to 924,328.46, 1,387,634.49 and 438,475.17 is: 658,254.40
Step by Step Solution
- Step 1: Write the proportion equation
924,328.46 : 1,387,634.49 = 438,475.17 : x - Step 2: Convert to fraction form
924,328.46/1,387,634.49 = 438,475.17/x - Step 3: Cross multiply
924,328.46x = 1,387,634.49 × 438,475.17 - Step 4: Simplify right side
924,328.46x = 608,443,274,104.24 - Step 5: Solve for x
x = 608,443,274,104.24/924,328.46 - Step 6: Final answer
x = 658,254.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.