Finding the Fourth Proportional to 575,321.16, 862,980.99 and 154,597.05
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Solution
The fourth proportional to 575,321.16, 862,980.99 and 154,597.05 is: 231,895.37
Step by Step Solution
- Step 1: Write the proportion equation
575,321.16 : 862,980.99 = 154,597.05 : x - Step 2: Convert to fraction form
575,321.16/862,980.99 = 154,597.05/x - Step 3: Cross multiply
575,321.16x = 862,980.99 × 154,597.05 - Step 4: Simplify right side
575,321.16x = 133,414,315,260.08 - Step 5: Solve for x
x = 133,414,315,260.08/575,321.16 - Step 6: Final answer
x = 231,895.37
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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.