Finding the Fourth Proportional to 508,356.18, 701,532.18 and 282,001.68
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Solution
The fourth proportional to 508,356.18, 701,532.18 and 282,001.68 is: 389,162.68
Step by Step Solution
- Step 1: Write the proportion equation
508,356.18 : 701,532.18 = 282,001.68 : x - Step 2: Convert to fraction form
508,356.18/701,532.18 = 282,001.68/x - Step 3: Cross multiply
508,356.18x = 701,532.18 × 282,001.68 - Step 4: Simplify right side
508,356.18x = 197,833,253,334.06 - Step 5: Solve for x
x = 197,833,253,334.06/508,356.18 - Step 6: Final answer
x = 389,162.68
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1.5x scale
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.