Finding the Fourth Proportional to 833,029.80, 1,249,544.70 and 518,101.80
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Solution
The fourth proportional to 833,029.80, 1,249,544.70 and 518,101.80 is: 777,152.70
Step by Step Solution
- Step 1: Write the proportion equation
833,029.80 : 1,249,544.70 = 518,101.80 : x - Step 2: Convert to fraction form
833,029.80/1,249,544.70 = 518,101.80/x - Step 3: Cross multiply
833,029.80x = 1,249,544.70 × 518,101.80 - Step 4: Simplify right side
833,029.80x = 647,391,358,250.46 - Step 5: Solve for x
x = 647,391,358,250.46/833,029.80 - Step 6: Final answer
x = 777,152.70
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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.