Finding the Fourth Proportional to 673,530.08, 929,448.36 and 401,457.71
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Solution
The fourth proportional to 673,530.08, 929,448.36 and 401,457.71 is: 553,997.84
Step by Step Solution
- Step 1: Write the proportion equation
673,530.08 : 929,448.36 = 401,457.71 : x - Step 2: Convert to fraction form
673,530.08/929,448.36 = 401,457.71/x - Step 3: Cross multiply
673,530.08x = 929,448.36 × 401,457.71 - Step 4: Simplify right side
673,530.08x = 373,134,205,521.61 - Step 5: Solve for x
x = 373,134,205,521.61/673,530.08 - Step 6: Final answer
x = 553,997.84
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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.