Finding the Fourth Proportional to 529,740.19, 793,736.43 and 305,289.19
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Solution
The fourth proportional to 529,740.19, 793,736.43 and 305,289.19 is: 457,430.18
Step by Step Solution
- Step 1: Write the proportion equation
529,740.19 : 793,736.43 = 305,289.19 : x - Step 2: Convert to fraction form
529,740.19/793,736.43 = 305,289.19/x - Step 3: Cross multiply
529,740.19x = 793,736.43 × 305,289.19 - Step 4: Simplify right side
529,740.19x = 242,319,151,788.19 - Step 5: Solve for x
x = 242,319,151,788.19/529,740.19 - Step 6: Final answer
x = 457,430.18
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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.