Finding the Fourth Proportional to 637,158.76, 879,272.42 and 350,672.69
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Solution
The fourth proportional to 637,158.76, 879,272.42 and 350,672.69 is: 483,924.64
Step by Step Solution
- Step 1: Write the proportion equation
637,158.76 : 879,272.42 = 350,672.69 : x - Step 2: Convert to fraction form
637,158.76/879,272.42 = 350,672.69/x - Step 3: Cross multiply
637,158.76x = 879,272.42 × 350,672.69 - Step 4: Simplify right side
637,158.76x = 308,336,825,209.03 - Step 5: Solve for x
x = 308,336,825,209.03/637,158.76 - Step 6: Final answer
x = 483,924.64
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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.