Finding the Fourth Proportional to 963,524.16, 1,445,173.64 and 387,124.08
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Solution
The fourth proportional to 963,524.16, 1,445,173.64 and 387,124.08 is: 580,640.87
Step by Step Solution
- Step 1: Write the proportion equation
963,524.16 : 1,445,173.64 = 387,124.08 : x - Step 2: Convert to fraction form
963,524.16/1,445,173.64 = 387,124.08/x - Step 3: Cross multiply
963,524.16x = 1,445,173.64 × 387,124.08 - Step 4: Simplify right side
963,524.16x = 559,461,509,921.95 - Step 5: Solve for x
x = 559,461,509,921.95/963,524.16 - Step 6: Final answer
x = 580,640.87
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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.