Finding the Fourth Proportional to 299,237.99, 450,855.95 and 270,813.11
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Solution
The fourth proportional to 299,237.99, 450,855.95 and 270,813.11 is: 408,028.74
Step by Step Solution
- Step 1: Write the proportion equation
299,237.99 : 450,855.95 = 270,813.11 : x - Step 2: Convert to fraction form
299,237.99/450,855.95 = 270,813.11/x - Step 3: Cross multiply
299,237.99x = 450,855.95 × 270,813.11 - Step 4: Simplify right side
299,237.99x = 122,097,698,373.16 - Step 5: Solve for x
x = 122,097,698,373.16/299,237.99 - Step 6: Final answer
x = 408,028.74
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.