Finding the Fourth Proportional to 1,120,322.76, 1,680,279.10 and 299,671.98
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Solution
The fourth proportional to 1,120,322.76, 1,680,279.10 and 299,671.98 is: 449,453.12
Step by Step Solution
- Step 1: Write the proportion equation
1,120,322.76 : 1,680,279.10 = 299,671.98 : x - Step 2: Convert to fraction form
1,120,322.76/1,680,279.10 = 299,671.98/x - Step 3: Cross multiply
1,120,322.76x = 1,680,279.10 × 299,671.98 - Step 4: Simplify right side
1,120,322.76x = 503,532,564,849.62 - Step 5: Solve for x
x = 503,532,564,849.62/1,120,322.76 - Step 6: Final answer
x = 449,453.12
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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.