Finding the Fourth Proportional to 535,905.05, 739,529.81 and 303,326.99
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Solution
The fourth proportional to 535,905.05, 739,529.81 and 303,326.99 is: 418,580.40
Step by Step Solution
- Step 1: Write the proportion equation
535,905.05 : 739,529.81 = 303,326.99 : x - Step 2: Convert to fraction form
535,905.05/739,529.81 = 303,326.99/x - Step 3: Cross multiply
535,905.05x = 739,529.81 × 303,326.99 - Step 4: Simplify right side
535,905.05x = 224,319,346,068.29 - Step 5: Solve for x
x = 224,319,346,068.29/535,905.05 - Step 6: Final answer
x = 418,580.40
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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.