Finding the Fourth Proportional to 771,900.84, 1,157,085 and 366,382.44
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Solution
The fourth proportional to 771,900.84, 1,157,085 and 366,382.44 is: 549,209.95
Step by Step Solution
- Step 1: Write the proportion equation
771,900.84 : 1,157,085 = 366,382.44 : x - Step 2: Convert to fraction form
771,900.84/1,157,085 = 366,382.44/x - Step 3: Cross multiply
771,900.84x = 1,157,085 × 366,382.44 - Step 4: Simplify right side
771,900.84x = 423,935,625,587.40 - Step 5: Solve for x
x = 423,935,625,587.40/771,900.84 - Step 6: Final answer
x = 549,209.95
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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.