Finding the Fourth Proportional to 270,747.09, 373,405.14 and 202,925.79
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Solution
The fourth proportional to 270,747.09, 373,405.14 and 202,925.79 is: 279,868.32
Step by Step Solution
- Step 1: Write the proportion equation
270,747.09 : 373,405.14 = 202,925.79 : x - Step 2: Convert to fraction form
270,747.09/373,405.14 = 202,925.79/x - Step 3: Cross multiply
270,747.09x = 373,405.14 × 202,925.79 - Step 4: Simplify right side
270,747.09x = 75,773,533,024.56 - Step 5: Solve for x
x = 75,773,533,024.56/270,747.09 - Step 6: Final answer
x = 279,868.32
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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.