Finding the Fourth Proportional to 606,482.15, 909,626.76 and 201,640.70
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Solution
The fourth proportional to 606,482.15, 909,626.76 and 201,640.70 is: 302,428.98
Step by Step Solution
- Step 1: Write the proportion equation
606,482.15 : 909,626.76 = 201,640.70 : x - Step 2: Convert to fraction form
606,482.15/909,626.76 = 201,640.70/x - Step 3: Cross multiply
606,482.15x = 909,626.76 × 201,640.70 - Step 4: Simplify right side
606,482.15x = 183,417,778,899.20 - Step 5: Solve for x
x = 183,417,778,899.20/606,482.15 - Step 6: Final answer
x = 302,428.98
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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.