Finding the Fourth Proportional to 433,442.05, 597,888.48 and 286,267.81
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Solution
The fourth proportional to 433,442.05, 597,888.48 and 286,267.81 is: 394,876.84
Step by Step Solution
- Step 1: Write the proportion equation
433,442.05 : 597,888.48 = 286,267.81 : x - Step 2: Convert to fraction form
433,442.05/597,888.48 = 286,267.81/x - Step 3: Cross multiply
433,442.05x = 597,888.48 × 286,267.81 - Step 4: Simplify right side
433,442.05x = 171,156,225,793.83 - Step 5: Solve for x
x = 171,156,225,793.83/433,442.05 - Step 6: Final answer
x = 394,876.84
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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.