Finding the Fourth Proportional to 439,432.09, 606,472.06 and 245,850.59
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Solution
The fourth proportional to 439,432.09, 606,472.06 and 245,850.59 is: 339,305.02
Step by Step Solution
- Step 1: Write the proportion equation
439,432.09 : 606,472.06 = 245,850.59 : x - Step 2: Convert to fraction form
439,432.09/606,472.06 = 245,850.59/x - Step 3: Cross multiply
439,432.09x = 606,472.06 × 245,850.59 - Step 4: Simplify right side
439,432.09x = 149,101,515,132.04 - Step 5: Solve for x
x = 149,101,515,132.04/439,432.09 - Step 6: Final answer
x = 339,305.02
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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.