Finding the Fourth Proportional to 772,254.37, 1,158,369.14 and 239,775.92
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Solution
The fourth proportional to 772,254.37, 1,158,369.14 and 239,775.92 is: 359,660.02
Step by Step Solution
- Step 1: Write the proportion equation
772,254.37 : 1,158,369.14 = 239,775.92 : x - Step 2: Convert to fraction form
772,254.37/1,158,369.14 = 239,775.92/x - Step 3: Cross multiply
772,254.37x = 1,158,369.14 × 239,775.92 - Step 4: Simplify right side
772,254.37x = 277,749,021,050.70 - Step 5: Solve for x
x = 277,749,021,050.70/772,254.37 - Step 6: Final answer
x = 359,660.02
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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.