Finding the Fourth Proportional to 850,384.07, 1,275,577.74 and 798,420.95
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Solution
The fourth proportional to 850,384.07, 1,275,577.74 and 798,420.95 is: 1,197,632.96
Step by Step Solution
- Step 1: Write the proportion equation
850,384.07 : 1,275,577.74 = 798,420.95 : x - Step 2: Convert to fraction form
850,384.07/1,275,577.74 = 798,420.95/x - Step 3: Cross multiply
850,384.07x = 1,275,577.74 × 798,420.95 - Step 4: Simplify right side
850,384.07x = 1,018,447,990,969.65 - Step 5: Solve for x
x = 1,018,447,990,969.65/850,384.07 - Step 6: Final answer
x = 1,197,632.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.