Finding the Fourth Proportional to 351,296.65, 484,790.16 and 190,153.09
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Solution
The fourth proportional to 351,296.65, 484,790.16 and 190,153.09 is: 262,411.69
Step by Step Solution
- Step 1: Write the proportion equation
351,296.65 : 484,790.16 = 190,153.09 : x - Step 2: Convert to fraction form
351,296.65/484,790.16 = 190,153.09/x - Step 3: Cross multiply
351,296.65x = 484,790.16 × 190,153.09 - Step 4: Simplify right side
351,296.65x = 92,184,346,925.59 - Step 5: Solve for x
x = 92,184,346,925.59/351,296.65 - Step 6: Final answer
x = 262,411.69
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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.