Finding the Fourth Proportional to 270,318.24, 405,845.08 and 152,072.80
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Solution
The fourth proportional to 270,318.24, 405,845.08 and 152,072.80 is: 228,316.07
Step by Step Solution
- Step 1: Write the proportion equation
270,318.24 : 405,845.08 = 152,072.80 : x - Step 2: Convert to fraction form
270,318.24/405,845.08 = 152,072.80/x - Step 3: Cross multiply
270,318.24x = 405,845.08 × 152,072.80 - Step 4: Simplify right side
270,318.24x = 61,717,997,681.82 - Step 5: Solve for x
x = 61,717,997,681.82/270,318.24 - Step 6: Final answer
x = 228,316.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.