Finding the Fourth Proportional to 310,259.14, 464,958.14 and 141,366.71
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Solution
The fourth proportional to 310,259.14, 464,958.14 and 141,366.71 is: 211,853.88
Step by Step Solution
- Step 1: Write the proportion equation
310,259.14 : 464,958.14 = 141,366.71 : x - Step 2: Convert to fraction form
310,259.14/464,958.14 = 141,366.71/x - Step 3: Cross multiply
310,259.14x = 464,958.14 × 141,366.71 - Step 4: Simplify right side
310,259.14x = 65,729,602,995.08 - Step 5: Solve for x
x = 65,729,602,995.08/310,259.14 - Step 6: Final answer
x = 211,853.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.