Finding the Fourth Proportional to 353,177.49, 529,754.40 and 153,497.87
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Solution
The fourth proportional to 353,177.49, 529,754.40 and 153,497.87 is: 230,241.65
Step by Step Solution
- Step 1: Write the proportion equation
353,177.49 : 529,754.40 = 153,497.87 : x - Step 2: Convert to fraction form
353,177.49/529,754.40 = 153,497.87/x - Step 3: Cross multiply
353,177.49x = 529,754.40 × 153,497.87 - Step 4: Simplify right side
353,177.49x = 81,316,169,374.36 - Step 5: Solve for x
x = 81,316,169,374.36/353,177.49 - Step 6: Final answer
x = 230,241.65
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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.