Finding the Fourth Proportional to 669,657.70, 924,134.40 and 363,737.02
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Solution
The fourth proportional to 669,657.70, 924,134.40 and 363,737.02 is: 501,960.77
Step by Step Solution
- Step 1: Write the proportion equation
669,657.70 : 924,134.40 = 363,737.02 : x - Step 2: Convert to fraction form
669,657.70/924,134.40 = 363,737.02/x - Step 3: Cross multiply
669,657.70x = 924,134.40 × 363,737.02 - Step 4: Simplify right side
669,657.70x = 336,141,892,735.49 - Step 5: Solve for x
x = 336,141,892,735.49/669,657.70 - Step 6: Final answer
x = 501,960.77
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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.