Finding the Fourth Proportional to 242,009.40, 363,014.10 and 175,135.80
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Solution
The fourth proportional to 242,009.40, 363,014.10 and 175,135.80 is: 262,703.70
Step by Step Solution
- Step 1: Write the proportion equation
242,009.40 : 363,014.10 = 175,135.80 : x - Step 2: Convert to fraction form
242,009.40/363,014.10 = 175,135.80/x - Step 3: Cross multiply
242,009.40x = 363,014.10 × 175,135.80 - Step 4: Simplify right side
242,009.40x = 63,576,764,814.78 - Step 5: Solve for x
x = 63,576,764,814.78/242,009.40 - Step 6: Final answer
x = 262,703.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.