Finding the Fourth Proportional to 418,160.08, 577,072.74 and 236,871.96
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Solution
The fourth proportional to 418,160.08, 577,072.74 and 236,871.96 is: 326,890.01
Step by Step Solution
- Step 1: Write the proportion equation
418,160.08 : 577,072.74 = 236,871.96 : x - Step 2: Convert to fraction form
418,160.08/577,072.74 = 236,871.96/x - Step 3: Cross multiply
418,160.08x = 577,072.74 × 236,871.96 - Step 4: Simplify right side
418,160.08x = 136,692,350,986.37 - Step 5: Solve for x
x = 136,692,350,986.37/418,160.08 - Step 6: Final answer
x = 326,890.01
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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.