Finding the Fourth Proportional to 598,326.12, 825,675.57 and 343,693.68
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Solution
The fourth proportional to 598,326.12, 825,675.57 and 343,693.68 is: 474,288.96
Step by Step Solution
- Step 1: Write the proportion equation
598,326.12 : 825,675.57 = 343,693.68 : x - Step 2: Convert to fraction form
598,326.12/825,675.57 = 343,693.68/x - Step 3: Cross multiply
598,326.12x = 825,675.57 × 343,693.68 - Step 4: Simplify right side
598,326.12x = 283,779,475,139.40 - Step 5: Solve for x
x = 283,779,475,139.40/598,326.12 - Step 6: Final answer
x = 474,288.96
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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.