Finding the Fourth Proportional to 671,850.13, 927,153.12 and 370,044.13
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Solution
The fourth proportional to 671,850.13, 927,153.12 and 370,044.13 is: 510,660.87
Step by Step Solution
- Step 1: Write the proportion equation
671,850.13 : 927,153.12 = 370,044.13 : x - Step 2: Convert to fraction form
671,850.13/927,153.12 = 370,044.13/x - Step 3: Cross multiply
671,850.13x = 927,153.12 × 370,044.13 - Step 4: Simplify right side
671,850.13x = 343,087,569,667.19 - Step 5: Solve for x
x = 343,087,569,667.19/671,850.13 - Step 6: Final answer
x = 510,660.87
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1.5x scale
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.