Finding the Fourth Proportional to 637,079.44, 879,169.80 and 350,599.48
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Solution
The fourth proportional to 637,079.44, 879,169.80 and 350,599.48 is: 483,827.38
Step by Step Solution
- Step 1: Write the proportion equation
637,079.44 : 879,169.80 = 350,599.48 : x - Step 2: Convert to fraction form
637,079.44/879,169.80 = 350,599.48/x - Step 3: Cross multiply
637,079.44x = 879,169.80 × 350,599.48 - Step 4: Simplify right side
637,079.44x = 308,236,474,711.70 - Step 5: Solve for x
x = 308,236,474,711.70/637,079.44 - Step 6: Final answer
x = 483,827.38
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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.