Finding the Fourth Proportional to 484,158.19, 668,122.27 and 269,292.19
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Solution
The fourth proportional to 484,158.19, 668,122.27 and 269,292.19 is: 371,614.30
Step by Step Solution
- Step 1: Write the proportion equation
484,158.19 : 668,122.27 = 269,292.19 : x - Step 2: Convert to fraction form
484,158.19/668,122.27 = 269,292.19/x - Step 3: Cross multiply
484,158.19x = 668,122.27 × 269,292.19 - Step 4: Simplify right side
484,158.19x = 179,920,109,276.07 - Step 5: Solve for x
x = 179,920,109,276.07/484,158.19 - Step 6: Final answer
x = 371,614.30
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Double scale
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1.5x scale
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.