Finding the Fourth Proportional to 466,343.12, 698,503.80 and 288,894.80
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Solution
The fourth proportional to 466,343.12, 698,503.80 and 288,894.80 is: 432,715.97
Step by Step Solution
- Step 1: Write the proportion equation
466,343.12 : 698,503.80 = 288,894.80 : x - Step 2: Convert to fraction form
466,343.12/698,503.80 = 288,894.80/x - Step 3: Cross multiply
466,343.12x = 698,503.80 × 288,894.80 - Step 4: Simplify right side
466,343.12x = 201,794,115,600.24 - Step 5: Solve for x
x = 201,794,115,600.24/466,343.12 - Step 6: Final answer
x = 432,715.97
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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.