Finding the Fourth Proportional to 771,033.76, 1,156,096.14 and 360,248.68
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Solution
The fourth proportional to 771,033.76, 1,156,096.14 and 360,248.68 is: 540,160.66
Step by Step Solution
- Step 1: Write the proportion equation
771,033.76 : 1,156,096.14 = 360,248.68 : x - Step 2: Convert to fraction form
771,033.76/1,156,096.14 = 360,248.68/x - Step 3: Cross multiply
771,033.76x = 1,156,096.14 × 360,248.68 - Step 4: Simplify right side
771,033.76x = 416,482,108,388.10 - Step 5: Solve for x
x = 416,482,108,388.10/771,033.76 - Step 6: Final answer
x = 540,160.66
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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.