Finding the Fourth Proportional to 499,249.33, 688,963.62 and 269,806.48
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Solution
The fourth proportional to 499,249.33, 688,963.62 and 269,806.48 is: 372,332.70
Step by Step Solution
- Step 1: Write the proportion equation
499,249.33 : 688,963.62 = 269,806.48 : x - Step 2: Convert to fraction form
499,249.33/688,963.62 = 269,806.48/x - Step 3: Cross multiply
499,249.33x = 688,963.62 × 269,806.48 - Step 4: Simplify right side
499,249.33x = 185,886,849,160.26 - Step 5: Solve for x
x = 185,886,849,160.26/499,249.33 - Step 6: Final answer
x = 372,332.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.