Finding the Fourth Proportional to 608,875.92, 840,231.63 and 336,955.14
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Solution
The fourth proportional to 608,875.92, 840,231.63 and 336,955.14 is: 464,988.61
Step by Step Solution
- Step 1: Write the proportion equation
608,875.92 : 840,231.63 = 336,955.14 : x - Step 2: Convert to fraction form
608,875.92/840,231.63 = 336,955.14/x - Step 3: Cross multiply
608,875.92x = 840,231.63 × 336,955.14 - Step 4: Simplify right side
608,875.92x = 283,120,366,519.08 - Step 5: Solve for x
x = 283,120,366,519.08/608,875.92 - Step 6: Final answer
x = 464,988.61
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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.