Finding the Fourth Proportional to 606,263.60, 908,812.20 and 471,252.80
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Solution
The fourth proportional to 606,263.60, 908,812.20 and 471,252.80 is: 706,425.87
Step by Step Solution
- Step 1: Write the proportion equation
606,263.60 : 908,812.20 = 471,252.80 : x - Step 2: Convert to fraction form
606,263.60/908,812.20 = 471,252.80/x - Step 3: Cross multiply
606,263.60x = 908,812.20 × 471,252.80 - Step 4: Simplify right side
606,263.60x = 428,280,293,924.16 - Step 5: Solve for x
x = 428,280,293,924.16/606,263.60 - Step 6: Final answer
x = 706,425.87
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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.