Finding the Fourth Proportional to 377,266.52, 520,364.18 and 256,197.62
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Solution
The fourth proportional to 377,266.52, 520,364.18 and 256,197.62 is: 353,373.70
Step by Step Solution
- Step 1: Write the proportion equation
377,266.52 : 520,364.18 = 256,197.62 : x - Step 2: Convert to fraction form
377,266.52/520,364.18 = 256,197.62/x - Step 3: Cross multiply
377,266.52x = 520,364.18 × 256,197.62 - Step 4: Simplify right side
377,266.52x = 133,316,064,449.25 - Step 5: Solve for x
x = 133,316,064,449.25/377,266.52 - Step 6: Final answer
x = 353,373.70
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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.