Finding the Fourth Proportional to 376,440.26, 520,509.38 and 370,356.08
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Solution
The fourth proportional to 376,440.26, 520,509.38 and 370,356.08 is: 512,096.70
Step by Step Solution
- Step 1: Write the proportion equation
376,440.26 : 520,509.38 = 370,356.08 : x - Step 2: Convert to fraction form
376,440.26/520,509.38 = 370,356.08/x - Step 3: Cross multiply
376,440.26x = 520,509.38 × 370,356.08 - Step 4: Simplify right side
376,440.26x = 192,773,813,580.03 - Step 5: Solve for x
x = 192,773,813,580.03/376,440.26 - Step 6: Final answer
x = 512,096.70
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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.