Finding the Fourth Proportional to 336,646.68, 464,740.76 and 209,363.28
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Solution
The fourth proportional to 336,646.68, 464,740.76 and 209,363.28 is: 289,026.02
Step by Step Solution
- Step 1: Write the proportion equation
336,646.68 : 464,740.76 = 209,363.28 : x - Step 2: Convert to fraction form
336,646.68/464,740.76 = 209,363.28/x - Step 3: Cross multiply
336,646.68x = 464,740.76 × 209,363.28 - Step 4: Simplify right side
336,646.68x = 97,299,649,863.29 - Step 5: Solve for x
x = 97,299,649,863.29/336,646.68 - Step 6: Final answer
x = 289,026.02
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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.