Finding the Fourth Proportional to 998,363.94, 1,497,325.58 and 288,237.48
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Solution
The fourth proportional to 998,363.94, 1,497,325.58 and 288,237.48 is: 432,292.61
Step by Step Solution
- Step 1: Write the proportion equation
998,363.94 : 1,497,325.58 = 288,237.48 : x - Step 2: Convert to fraction form
998,363.94/1,497,325.58 = 288,237.48/x - Step 3: Cross multiply
998,363.94x = 1,497,325.58 × 288,237.48 - Step 4: Simplify right side
998,363.94x = 431,585,351,918.74 - Step 5: Solve for x
x = 431,585,351,918.74/998,363.94 - Step 6: Final answer
x = 432,292.61
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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.