Finding the Fourth Proportional to 608,857.36, 913,267.20 and 289,239.31
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Solution
The fourth proportional to 608,857.36, 913,267.20 and 289,239.31 is: 433,850.01
Step by Step Solution
- Step 1: Write the proportion equation
608,857.36 : 913,267.20 = 289,239.31 : x - Step 2: Convert to fraction form
608,857.36/913,267.20 = 289,239.31/x - Step 3: Cross multiply
608,857.36x = 913,267.20 × 289,239.31 - Step 4: Simplify right side
608,857.36x = 264,152,771,862.74 - Step 5: Solve for x
x = 264,152,771,862.74/608,857.36 - Step 6: Final answer
x = 433,850.01
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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.