Finding the Fourth Proportional to 447,205.62, 617,303.99 and 265,916.99
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Solution
The fourth proportional to 447,205.62, 617,303.99 and 265,916.99 is: 367,060.72
Step by Step Solution
- Step 1: Write the proportion equation
447,205.62 : 617,303.99 = 265,916.99 : x - Step 2: Convert to fraction form
447,205.62/617,303.99 = 265,916.99/x - Step 3: Cross multiply
447,205.62x = 617,303.99 × 265,916.99 - Step 4: Simplify right side
447,205.62x = 164,151,617,043.81 - Step 5: Solve for x
x = 164,151,617,043.81/447,205.62 - Step 6: Final answer
x = 367,060.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.