Finding the Fourth Proportional to 965,543.28, 1,332,313.71 and 578,267.95
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Solution
The fourth proportional to 965,543.28, 1,332,313.71 and 578,267.95 is: 797,928.31
Step by Step Solution
- Step 1: Write the proportion equation
965,543.28 : 1,332,313.71 = 578,267.95 : x - Step 2: Convert to fraction form
965,543.28/1,332,313.71 = 578,267.95/x - Step 3: Cross multiply
965,543.28x = 1,332,313.71 × 578,267.95 - Step 4: Simplify right side
965,543.28x = 770,434,317,838.59 - Step 5: Solve for x
x = 770,434,317,838.59/965,543.28 - Step 6: Final answer
x = 797,928.31
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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.