Finding the Fourth Proportional to 531,690.24, 733,703.22 and 302,215.62
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Solution
The fourth proportional to 531,690.24, 733,703.22 and 302,215.62 is: 417,040.89
Step by Step Solution
- Step 1: Write the proportion equation
531,690.24 : 733,703.22 = 302,215.62 : x - Step 2: Convert to fraction form
531,690.24/733,703.22 = 302,215.62/x - Step 3: Cross multiply
531,690.24x = 733,703.22 × 302,215.62 - Step 4: Simplify right side
531,690.24x = 221,736,573,528.30 - Step 5: Solve for x
x = 221,736,573,528.30/531,690.24 - Step 6: Final answer
x = 417,040.89
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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.