Finding the Fourth Proportional to 873,798.53, 1,311,013.38 and 305,263.58
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Solution
The fourth proportional to 873,798.53, 1,311,013.38 and 305,263.58 is: 458,005.62
Step by Step Solution
- Step 1: Write the proportion equation
873,798.53 : 1,311,013.38 = 305,263.58 : x - Step 2: Convert to fraction form
873,798.53/1,311,013.38 = 305,263.58/x - Step 3: Cross multiply
873,798.53x = 1,311,013.38 × 305,263.58 - Step 4: Simplify right side
873,798.53x = 400,204,631,251.63 - Step 5: Solve for x
x = 400,204,631,251.63/873,798.53 - Step 6: Final answer
x = 458,005.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.