Finding the Fourth Proportional to 997,393.92, 1,495,093.28 and 357,523.68
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Solution
The fourth proportional to 997,393.92, 1,495,093.28 and 357,523.68 is: 535,927.92
Step by Step Solution
- Step 1: Write the proportion equation
997,393.92 : 1,495,093.28 = 357,523.68 : x - Step 2: Convert to fraction form
997,393.92/1,495,093.28 = 357,523.68/x - Step 3: Cross multiply
997,393.92x = 1,495,093.28 × 357,523.68 - Step 4: Simplify right side
997,393.92x = 534,531,251,408.87 - Step 5: Solve for x
x = 534,531,251,408.87/997,393.92 - Step 6: Final answer
x = 535,927.92
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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.