Finding the Fourth Proportional to 924,638.85, 1,387,110.08 and 284,942.70
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Solution
The fourth proportional to 924,638.85, 1,387,110.08 and 284,942.70 is: 427,460.82
Step by Step Solution
- Step 1: Write the proportion equation
924,638.85 : 1,387,110.08 = 284,942.70 : x - Step 2: Convert to fraction form
924,638.85/1,387,110.08 = 284,942.70/x - Step 3: Cross multiply
924,638.85x = 1,387,110.08 × 284,942.70 - Step 4: Simplify right side
924,638.85x = 395,246,883,032.15 - Step 5: Solve for x
x = 395,246,883,032.15/924,638.85 - Step 6: Final answer
x = 427,460.82
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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.