Finding the Fourth Proportional to 410,538.15, 566,543.49 and 229,249.53
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Solution
The fourth proportional to 410,538.15, 566,543.49 and 229,249.53 is: 316,364.82
Step by Step Solution
- Step 1: Write the proportion equation
410,538.15 : 566,543.49 = 229,249.53 : x - Step 2: Convert to fraction form
410,538.15/566,543.49 = 229,249.53/x - Step 3: Cross multiply
410,538.15x = 566,543.49 × 229,249.53 - Step 4: Simplify right side
410,538.15x = 129,879,828,807.06 - Step 5: Solve for x
x = 129,879,828,807.06/410,538.15 - Step 6: Final answer
x = 316,364.82
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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.