Finding the Fourth Proportional to 586,607.40, 809,570.70 and 344,768.94
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Solution
The fourth proportional to 586,607.40, 809,570.70 and 344,768.94 is: 475,811.99
Step by Step Solution
- Step 1: Write the proportion equation
586,607.40 : 809,570.70 = 344,768.94 : x - Step 2: Convert to fraction form
586,607.40/809,570.70 = 344,768.94/x - Step 3: Cross multiply
586,607.40x = 809,570.70 × 344,768.94 - Step 4: Simplify right side
586,607.40x = 279,114,832,094.06 - Step 5: Solve for x
x = 279,114,832,094.06/586,607.40 - Step 6: Final answer
x = 475,811.99
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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.