Finding the Fourth Proportional to 771,004.71, 1,156,367.75 and 209,907.99
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Solution
The fourth proportional to 771,004.71, 1,156,367.75 and 209,907.99 is: 314,824.05
Step by Step Solution
- Step 1: Write the proportion equation
771,004.71 : 1,156,367.75 = 209,907.99 : x - Step 2: Convert to fraction form
771,004.71/1,156,367.75 = 209,907.99/x - Step 3: Cross multiply
771,004.71x = 1,156,367.75 × 209,907.99 - Step 4: Simplify right side
771,004.71x = 242,730,829,053.78 - Step 5: Solve for x
x = 242,730,829,053.78/771,004.71 - Step 6: Final answer
x = 314,824.05
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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.