Finding the Fourth Proportional to 246,986.74, 340,842.05 and 133,809.49
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Solution
The fourth proportional to 246,986.74, 340,842.05 and 133,809.49 is: 184,657.29
Step by Step Solution
- Step 1: Write the proportion equation
246,986.74 : 340,842.05 = 133,809.49 : x - Step 2: Convert to fraction form
246,986.74/340,842.05 = 133,809.49/x - Step 3: Cross multiply
246,986.74x = 340,842.05 × 133,809.49 - Step 4: Simplify right side
246,986.74x = 45,607,900,881.05 - Step 5: Solve for x
x = 45,607,900,881.05/246,986.74 - Step 6: Final answer
x = 184,657.29
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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.