Finding the Fourth Proportional to 1,258,163.34, 1,736,314.57 and 714,349.75
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Solution
The fourth proportional to 1,258,163.34, 1,736,314.57 and 714,349.75 is: 985,830.56
Step by Step Solution
- Step 1: Write the proportion equation
1,258,163.34 : 1,736,314.57 = 714,349.75 : x - Step 2: Convert to fraction form
1,258,163.34/1,736,314.57 = 714,349.75/x - Step 3: Cross multiply
1,258,163.34x = 1,736,314.57 × 714,349.75 - Step 4: Simplify right side
1,258,163.34x = 1,240,335,866,747.54 - Step 5: Solve for x
x = 1,240,335,866,747.54/1,258,163.34 - Step 6: Final answer
x = 985,830.56
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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.