Finding the Fourth Proportional to 249,955.60, 344,579.88 and 178,211.08
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Solution
The fourth proportional to 249,955.60, 344,579.88 and 178,211.08 is: 245,675.44
Step by Step Solution
- Step 1: Write the proportion equation
249,955.60 : 344,579.88 = 178,211.08 : x - Step 2: Convert to fraction form
249,955.60/344,579.88 = 178,211.08/x - Step 3: Cross multiply
249,955.60x = 344,579.88 × 178,211.08 - Step 4: Simplify right side
249,955.60x = 61,407,952,561.07 - Step 5: Solve for x
x = 61,407,952,561.07/249,955.60 - Step 6: Final answer
x = 245,675.44
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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.