Finding the Fourth Proportional to 877,896.23, 1,211,595.17 and 495,947.63
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Solution
The fourth proportional to 877,896.23, 1,211,595.17 and 495,947.63 is: 684,463.30
Step by Step Solution
- Step 1: Write the proportion equation
877,896.23 : 1,211,595.17 = 495,947.63 : x - Step 2: Convert to fraction form
877,896.23/1,211,595.17 = 495,947.63/x - Step 3: Cross multiply
877,896.23x = 1,211,595.17 × 495,947.63 - Step 4: Simplify right side
877,896.23x = 600,887,750,601.21 - Step 5: Solve for x
x = 600,887,750,601.21/877,896.23 - Step 6: Final answer
x = 684,463.30
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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.