Finding the Fourth Proportional to 529,381.98, 730,251.45 and 325,291.14
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Solution
The fourth proportional to 529,381.98, 730,251.45 and 325,291.14 is: 448,720.08
Step by Step Solution
- Step 1: Write the proportion equation
529,381.98 : 730,251.45 = 325,291.14 : x - Step 2: Convert to fraction form
529,381.98/730,251.45 = 325,291.14/x - Step 3: Cross multiply
529,381.98x = 730,251.45 × 325,291.14 - Step 4: Simplify right side
529,381.98x = 237,544,326,657.15 - Step 5: Solve for x
x = 237,544,326,657.15/529,381.98 - Step 6: Final answer
x = 448,720.08
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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.