Finding the Fourth Proportional to 249,487.98, 344,293.54 and 134,766.62
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Solution
The fourth proportional to 249,487.98, 344,293.54 and 134,766.62 is: 185,977.99
Step by Step Solution
- Step 1: Write the proportion equation
249,487.98 : 344,293.54 = 134,766.62 : x - Step 2: Convert to fraction form
249,487.98/344,293.54 = 134,766.62/x - Step 3: Cross multiply
249,487.98x = 344,293.54 × 134,766.62 - Step 4: Simplify right side
249,487.98x = 46,399,274,278.33 - Step 5: Solve for x
x = 46,399,274,278.33/249,487.98 - Step 6: Final answer
x = 185,977.99
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1.5x scale
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.