Finding the Fourth Proportional to 306,430.18, 459,645.26 and 96,085.06
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Solution
The fourth proportional to 306,430.18, 459,645.26 and 96,085.06 is: 144,127.59
Step by Step Solution
- Step 1: Write the proportion equation
306,430.18 : 459,645.26 = 96,085.06 : x - Step 2: Convert to fraction form
306,430.18/459,645.26 = 96,085.06/x - Step 3: Cross multiply
306,430.18x = 459,645.26 × 96,085.06 - Step 4: Simplify right side
306,430.18x = 44,165,042,385.82 - Step 5: Solve for x
x = 44,165,042,385.82/306,430.18 - Step 6: Final answer
x = 144,127.59
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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.