Finding the Fourth Proportional to 472,525.43, 651,795.18 and 302,464.31
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Solution
The fourth proportional to 472,525.43, 651,795.18 and 302,464.31 is: 417,215.17
Step by Step Solution
- Step 1: Write the proportion equation
472,525.43 : 651,795.18 = 302,464.31 : x - Step 2: Convert to fraction form
472,525.43/651,795.18 = 302,464.31/x - Step 3: Cross multiply
472,525.43x = 651,795.18 × 302,464.31 - Step 4: Simplify right side
472,525.43x = 197,144,776,121.05 - Step 5: Solve for x
x = 197,144,776,121.05/472,525.43 - Step 6: Final answer
x = 417,215.17
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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.