Finding the Fourth Proportional to 320,276.01, 480,585.33 and 207,929.82
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Solution
The fourth proportional to 320,276.01, 480,585.33 and 207,929.82 is: 312,005.95
Step by Step Solution
- Step 1: Write the proportion equation
320,276.01 : 480,585.33 = 207,929.82 : x - Step 2: Convert to fraction form
320,276.01/480,585.33 = 207,929.82/x - Step 3: Cross multiply
320,276.01x = 480,585.33 × 207,929.82 - Step 4: Simplify right side
320,276.01x = 99,928,021,161.54 - Step 5: Solve for x
x = 99,928,021,161.54/320,276.01 - Step 6: Final answer
x = 312,005.95
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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.