Finding the Fourth Proportional to 958,905.42, 1,323,286.76 and 529,182.48
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Solution
The fourth proportional to 958,905.42, 1,323,286.76 and 529,182.48 is: 730,270.32
Step by Step Solution
- Step 1: Write the proportion equation
958,905.42 : 1,323,286.76 = 529,182.48 : x - Step 2: Convert to fraction form
958,905.42/1,323,286.76 = 529,182.48/x - Step 3: Cross multiply
958,905.42x = 1,323,286.76 × 529,182.48 - Step 4: Simplify right side
958,905.42x = 700,260,169,407.97 - Step 5: Solve for x
x = 700,260,169,407.97/958,905.42 - Step 6: Final answer
x = 730,270.32
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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.