Finding the Fourth Proportional to 581,921.81, 803,044.37 and 327,272.99
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Solution
The fourth proportional to 581,921.81, 803,044.37 and 327,272.99 is: 451,632.38
Step by Step Solution
- Step 1: Write the proportion equation
581,921.81 : 803,044.37 = 327,272.99 : x - Step 2: Convert to fraction form
581,921.81/803,044.37 = 327,272.99/x - Step 3: Cross multiply
581,921.81x = 803,044.37 × 327,272.99 - Step 4: Simplify right side
581,921.81x = 262,814,730,436.20 - Step 5: Solve for x
x = 262,814,730,436.20/581,921.81 - Step 6: Final answer
x = 451,632.38
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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.