Finding the Fourth Proportional to 757,553.76, 1,135,248 and 556,295.28
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Solution
The fourth proportional to 757,553.76, 1,135,248 and 556,295.28 is: 833,647.90
Step by Step Solution
- Step 1: Write the proportion equation
757,553.76 : 1,135,248 = 556,295.28 : x - Step 2: Convert to fraction form
757,553.76/1,135,248 = 556,295.28/x - Step 3: Cross multiply
757,553.76x = 1,135,248 × 556,295.28 - Step 4: Simplify right side
757,553.76x = 631,533,104,029.44 - Step 5: Solve for x
x = 631,533,104,029.44/757,553.76 - Step 6: Final answer
x = 833,647.90
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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.