Finding the Fourth Proportional to 673,457.58, 929,376.99 and 367,536.42
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Solution
The fourth proportional to 673,457.58, 929,376.99 and 367,536.42 is: 507,203.28
Step by Step Solution
- Step 1: Write the proportion equation
673,457.58 : 929,376.99 = 367,536.42 : x - Step 2: Convert to fraction form
673,457.58/929,376.99 = 367,536.42/x - Step 3: Cross multiply
673,457.58x = 929,376.99 × 367,536.42 - Step 4: Simplify right side
673,457.58x = 341,579,891,734.98 - Step 5: Solve for x
x = 341,579,891,734.98/673,457.58 - Step 6: Final answer
x = 507,203.28
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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.