Finding the Fourth Proportional to 1,105,307.75, 1,657,961.51 and 306,589.32
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Solution
The fourth proportional to 1,105,307.75, 1,657,961.51 and 306,589.32 is: 459,883.95
Step by Step Solution
- Step 1: Write the proportion equation
1,105,307.75 : 1,657,961.51 = 306,589.32 : x - Step 2: Convert to fraction form
1,105,307.75/1,657,961.51 = 306,589.32/x - Step 3: Cross multiply
1,105,307.75x = 1,657,961.51 × 306,589.32 - Step 4: Simplify right side
1,105,307.75x = 508,313,290,404.13 - Step 5: Solve for x
x = 508,313,290,404.13/1,105,307.75 - Step 6: Final answer
x = 459,883.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.