Finding the Fourth Proportional to 406,349.19, 560,756.23 and 234,267.49
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Solution
The fourth proportional to 406,349.19, 560,756.23 and 234,267.49 is: 323,285.88
Step by Step Solution
- Step 1: Write the proportion equation
406,349.19 : 560,756.23 = 234,267.49 : x - Step 2: Convert to fraction form
406,349.19/560,756.23 = 234,267.49/x - Step 3: Cross multiply
406,349.19x = 560,756.23 × 234,267.49 - Step 4: Simplify right side
406,349.19x = 131,366,954,503.96 - Step 5: Solve for x
x = 131,366,954,503.96/406,349.19 - Step 6: Final answer
x = 323,285.88
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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.