Finding the Fourth Proportional to 888,349.25, 1,225,921.96 and 480,451.09
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Solution
The fourth proportional to 888,349.25, 1,225,921.96 and 480,451.09 is: 663,022.50
Step by Step Solution
- Step 1: Write the proportion equation
888,349.25 : 1,225,921.96 = 480,451.09 : x - Step 2: Convert to fraction form
888,349.25/1,225,921.96 = 480,451.09/x - Step 3: Cross multiply
888,349.25x = 1,225,921.96 × 480,451.09 - Step 4: Simplify right side
888,349.25x = 588,995,537,671.00 - Step 5: Solve for x
x = 588,995,537,671.00/888,349.25 - Step 6: Final answer
x = 663,022.50
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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.