Finding the Fourth Proportional to 1,259,270.96, 1,888,349.14 and 360,507.92
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Solution
The fourth proportional to 1,259,270.96, 1,888,349.14 and 360,507.92 is: 540,602.33
Step by Step Solution
- Step 1: Write the proportion equation
1,259,270.96 : 1,888,349.14 = 360,507.92 : x - Step 2: Convert to fraction form
1,259,270.96/1,888,349.14 = 360,507.92/x - Step 3: Cross multiply
1,259,270.96x = 1,888,349.14 × 360,507.92 - Step 4: Simplify right side
1,259,270.96x = 680,764,820,695.19 - Step 5: Solve for x
x = 680,764,820,695.19/1,259,270.96 - Step 6: Final answer
x = 540,602.33
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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.