Finding the Fourth Proportional to 342,955.44, 473,283.25 and 197,758.68
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Solution
The fourth proportional to 342,955.44, 473,283.25 and 197,758.68 is: 272,909.71
Step by Step Solution
- Step 1: Write the proportion equation
342,955.44 : 473,283.25 = 197,758.68 : x - Step 2: Convert to fraction form
342,955.44/473,283.25 = 197,758.68/x - Step 3: Cross multiply
342,955.44x = 473,283.25 × 197,758.68 - Step 4: Simplify right side
342,955.44x = 93,595,870,786.11 - Step 5: Solve for x
x = 93,595,870,786.11/342,955.44 - Step 6: Final answer
x = 272,909.71
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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.