Finding the Fourth Proportional to 683,071.08, 942,652.92 and 377,146.44
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Solution
The fourth proportional to 683,071.08, 942,652.92 and 377,146.44 is: 520,470.28
Step by Step Solution
- Step 1: Write the proportion equation
683,071.08 : 942,652.92 = 377,146.44 : x - Step 2: Convert to fraction form
683,071.08/942,652.92 = 377,146.44/x - Step 3: Cross multiply
683,071.08x = 942,652.92 × 377,146.44 - Step 4: Simplify right side
683,071.08x = 355,518,192,933.61 - Step 5: Solve for x
x = 355,518,192,933.61/683,071.08 - Step 6: Final answer
x = 520,470.28
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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.