Finding the Fourth Proportional to 956,255.69, 1,319,336.71 and 542,725.99
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Solution
The fourth proportional to 956,255.69, 1,319,336.71 and 542,725.99 is: 748,793.78
Step by Step Solution
- Step 1: Write the proportion equation
956,255.69 : 1,319,336.71 = 542,725.99 : x - Step 2: Convert to fraction form
956,255.69/1,319,336.71 = 542,725.99/x - Step 3: Cross multiply
956,255.69x = 1,319,336.71 × 542,725.99 - Step 4: Simplify right side
956,255.69x = 716,038,317,422.94 - Step 5: Solve for x
x = 716,038,317,422.94/956,255.69 - Step 6: Final answer
x = 748,793.78
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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.