Finding the Fourth Proportional to 373,681.03, 515,690.72 and 203,926.09
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Solution
The fourth proportional to 373,681.03, 515,690.72 and 203,926.09 is: 281,423.95
Step by Step Solution
- Step 1: Write the proportion equation
373,681.03 : 515,690.72 = 203,926.09 : x - Step 2: Convert to fraction form
373,681.03/515,690.72 = 203,926.09/x - Step 3: Cross multiply
373,681.03x = 515,690.72 × 203,926.09 - Step 4: Simplify right side
373,681.03x = 105,162,791,159.25 - Step 5: Solve for x
x = 105,162,791,159.25/373,681.03 - Step 6: Final answer
x = 281,423.95
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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.