Finding the Fourth Proportional to 346,260.54, 519,588.12 and 276,582.72
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Solution
The fourth proportional to 346,260.54, 519,588.12 and 276,582.72 is: 415,031.69
Step by Step Solution
- Step 1: Write the proportion equation
346,260.54 : 519,588.12 = 276,582.72 : x - Step 2: Convert to fraction form
346,260.54/519,588.12 = 276,582.72/x - Step 3: Cross multiply
346,260.54x = 519,588.12 × 276,582.72 - Step 4: Simplify right side
346,260.54x = 143,709,095,509.29 - Step 5: Solve for x
x = 143,709,095,509.29/346,260.54 - Step 6: Final answer
x = 415,031.69
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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.