Finding the Fourth Proportional to 368,489.26, 551,848.13 and 210,237.94
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Solution
The fourth proportional to 368,489.26, 551,848.13 and 210,237.94 is: 314,851.55
Step by Step Solution
- Step 1: Write the proportion equation
368,489.26 : 551,848.13 = 210,237.94 : x - Step 2: Convert to fraction form
368,489.26/551,848.13 = 210,237.94/x - Step 3: Cross multiply
368,489.26x = 551,848.13 × 210,237.94 - Step 4: Simplify right side
368,489.26x = 116,019,414,044.05 - Step 5: Solve for x
x = 116,019,414,044.05/368,489.26 - Step 6: Final answer
x = 314,851.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.