Finding the Fourth Proportional to 546,275.53, 819,403.57 and 209,224.81
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Solution
The fourth proportional to 546,275.53, 819,403.57 and 209,224.81 is: 313,833.49
Step by Step Solution
- Step 1: Write the proportion equation
546,275.53 : 819,403.57 = 209,224.81 : x - Step 2: Convert to fraction form
546,275.53/819,403.57 = 209,224.81/x - Step 3: Cross multiply
546,275.53x = 819,403.57 × 209,224.81 - Step 4: Simplify right side
546,275.53x = 171,439,556,246.57 - Step 5: Solve for x
x = 171,439,556,246.57/546,275.53 - Step 6: Final answer
x = 313,833.49
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1.5x scale
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.