Finding the Fourth Proportional to 291,480.12, 437,220.27 and 225,017.28
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Solution
The fourth proportional to 291,480.12, 437,220.27 and 225,017.28 is: 337,525.99
Step by Step Solution
- Step 1: Write the proportion equation
291,480.12 : 437,220.27 = 225,017.28 : x - Step 2: Convert to fraction form
291,480.12/437,220.27 = 225,017.28/x - Step 3: Cross multiply
291,480.12x = 437,220.27 × 225,017.28 - Step 4: Simplify right side
291,480.12x = 98,382,115,916.27 - Step 5: Solve for x
x = 98,382,115,916.27/291,480.12 - Step 6: Final answer
x = 337,525.99
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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.