Finding the Fourth Proportional to 606,742.99, 837,471.86 and 352,176.19
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Solution
The fourth proportional to 606,742.99, 837,471.86 and 352,176.19 is: 486,099.80
Step by Step Solution
- Step 1: Write the proportion equation
606,742.99 : 837,471.86 = 352,176.19 : x - Step 2: Convert to fraction form
606,742.99/837,471.86 = 352,176.19/x - Step 3: Cross multiply
606,742.99x = 837,471.86 × 352,176.19 - Step 4: Simplify right side
606,742.99x = 294,937,646,353.11 - Step 5: Solve for x
x = 294,937,646,353.11/606,742.99 - Step 6: Final answer
x = 486,099.80
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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.