Finding the Fourth Proportional to 784,583.96, 1,176,875.93 and 223,603.88
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Solution
The fourth proportional to 784,583.96, 1,176,875.93 and 223,603.88 is: 335,405.81
Step by Step Solution
- Step 1: Write the proportion equation
784,583.96 : 1,176,875.93 = 223,603.88 : x - Step 2: Convert to fraction form
784,583.96/1,176,875.93 = 223,603.88/x - Step 3: Cross multiply
784,583.96x = 1,176,875.93 × 223,603.88 - Step 4: Simplify right side
784,583.96x = 263,154,018,901.24 - Step 5: Solve for x
x = 263,154,018,901.24/784,583.96 - Step 6: Final answer
x = 335,405.81
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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.