Finding the Fourth Proportional to 302,259.49, 417,118.12 and 166,290.53
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Solution
The fourth proportional to 302,259.49, 417,118.12 and 166,290.53 is: 229,480.94
Step by Step Solution
- Step 1: Write the proportion equation
302,259.49 : 417,118.12 = 166,290.53 : x - Step 2: Convert to fraction form
302,259.49/417,118.12 = 166,290.53/x - Step 3: Cross multiply
302,259.49x = 417,118.12 × 166,290.53 - Step 4: Simplify right side
302,259.49x = 69,362,793,247.40 - Step 5: Solve for x
x = 69,362,793,247.40/302,259.49 - Step 6: Final answer
x = 229,480.94
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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.