Finding the Fourth Proportional to 301,429.99, 452,185.10 and 159,281.07
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Solution
The fourth proportional to 301,429.99, 452,185.10 and 159,281.07 is: 238,942.80
Step by Step Solution
- Step 1: Write the proportion equation
301,429.99 : 452,185.10 = 159,281.07 : x - Step 2: Convert to fraction form
301,429.99/452,185.10 = 159,281.07/x - Step 3: Cross multiply
301,429.99x = 452,185.10 × 159,281.07 - Step 4: Simplify right side
301,429.99x = 72,024,524,671.26 - Step 5: Solve for x
x = 72,024,524,671.26/301,429.99 - Step 6: Final answer
x = 238,942.80
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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.