Finding the Fourth Proportional to 840,407.24, 1,260,101.64 and 335,045
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Solution
The fourth proportional to 840,407.24, 1,260,101.64 and 335,045 is: 502,364.49
Step by Step Solution
- Step 1: Write the proportion equation
840,407.24 : 1,260,101.64 = 335,045 : x - Step 2: Convert to fraction form
840,407.24/1,260,101.64 = 335,045/x - Step 3: Cross multiply
840,407.24x = 1,260,101.64 × 335,045 - Step 4: Simplify right side
840,407.24x = 422,190,753,973.80 - Step 5: Solve for x
x = 422,190,753,973.80/840,407.24 - Step 6: Final answer
x = 502,364.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.