Finding the Fourth Proportional to 947,010.99, 1,420,726.38 and 273,039.71
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Solution
The fourth proportional to 947,010.99, 1,420,726.38 and 273,039.71 is: 409,620.08
Step by Step Solution
- Step 1: Write the proportion equation
947,010.99 : 1,420,726.38 = 273,039.71 : x - Step 2: Convert to fraction form
947,010.99/1,420,726.38 = 273,039.71/x - Step 3: Cross multiply
947,010.99x = 1,420,726.38 × 273,039.71 - Step 4: Simplify right side
947,010.99x = 387,914,720,184.45 - Step 5: Solve for x
x = 387,914,720,184.45/947,010.99 - Step 6: Final answer
x = 409,620.08
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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.