Finding the Fourth Proportional to 965,203.68, 1,331,998.68 and 529,643.49
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Solution
The fourth proportional to 965,203.68, 1,331,998.68 and 529,643.49 is: 730,917.67
Step by Step Solution
- Step 1: Write the proportion equation
965,203.68 : 1,331,998.68 = 529,643.49 : x - Step 2: Convert to fraction form
965,203.68/1,331,998.68 = 529,643.49/x - Step 3: Cross multiply
965,203.68x = 1,331,998.68 × 529,643.49 - Step 4: Simplify right side
965,203.68x = 705,484,429,550.59 - Step 5: Solve for x
x = 705,484,429,550.59/965,203.68 - Step 6: Final answer
x = 730,917.67
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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.