Finding the Fourth Proportional to 998,045.34, 1,377,135.99 and 568,332.06
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Solution
The fourth proportional to 998,045.34, 1,377,135.99 and 568,332.06 is: 784,203.39
Step by Step Solution
- Step 1: Write the proportion equation
998,045.34 : 1,377,135.99 = 568,332.06 : x - Step 2: Convert to fraction form
998,045.34/1,377,135.99 = 568,332.06/x - Step 3: Cross multiply
998,045.34x = 1,377,135.99 × 568,332.06 - Step 4: Simplify right side
998,045.34x = 782,670,534,096.84 - Step 5: Solve for x
x = 782,670,534,096.84/998,045.34 - Step 6: Final answer
x = 784,203.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.