Finding the Fourth Proportional to 346,845.71, 519,953.24 and 133,477.56
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Solution
The fourth proportional to 346,845.71, 519,953.24 and 133,477.56 is: 200,094.99
Step by Step Solution
- Step 1: Write the proportion equation
346,845.71 : 519,953.24 = 133,477.56 : x - Step 2: Convert to fraction form
346,845.71/519,953.24 = 133,477.56/x - Step 3: Cross multiply
346,845.71x = 519,953.24 × 133,477.56 - Step 4: Simplify right side
346,845.71x = 69,402,090,122.99 - Step 5: Solve for x
x = 69,402,090,122.99/346,845.71 - Step 6: Final answer
x = 200,094.99
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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.