Finding the Fourth Proportional to 956,218.60, 1,319,586.48 and 548,335.81
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Solution
The fourth proportional to 956,218.60, 1,319,586.48 and 548,335.81 is: 756,706.17
Step by Step Solution
- Step 1: Write the proportion equation
956,218.60 : 1,319,586.48 = 548,335.81 : x - Step 2: Convert to fraction form
956,218.60/1,319,586.48 = 548,335.81/x - Step 3: Cross multiply
956,218.60x = 1,319,586.48 × 548,335.81 - Step 4: Simplify right side
956,218.60x = 723,576,512,036.24 - Step 5: Solve for x
x = 723,576,512,036.24/956,218.60 - Step 6: Final answer
x = 756,706.17
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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.