Finding the Fourth Proportional to 838,226.66, 1,257,327.69 and 207,140.48
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Solution
The fourth proportional to 838,226.66, 1,257,327.69 and 207,140.48 is: 310,707.67
Step by Step Solution
- Step 1: Write the proportion equation
838,226.66 : 1,257,327.69 = 207,140.48 : x - Step 2: Convert to fraction form
838,226.66/1,257,327.69 = 207,140.48/x - Step 3: Cross multiply
838,226.66x = 1,257,327.69 × 207,140.48 - Step 4: Simplify right side
838,226.66x = 260,443,454,937.25 - Step 5: Solve for x
x = 260,443,454,937.25/838,226.66 - Step 6: Final answer
x = 310,707.67
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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.