Finding the Fourth Proportional to 545,613.24, 752,984.11 and 330,762.36
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Solution
The fourth proportional to 545,613.24, 752,984.11 and 330,762.36 is: 456,474.99
Step by Step Solution
- Step 1: Write the proportion equation
545,613.24 : 752,984.11 = 330,762.36 : x - Step 2: Convert to fraction form
545,613.24/752,984.11 = 330,762.36/x - Step 3: Cross multiply
545,613.24x = 752,984.11 × 330,762.36 - Step 4: Simplify right side
545,613.24x = 249,058,797,501.18 - Step 5: Solve for x
x = 249,058,797,501.18/545,613.24 - Step 6: Final answer
x = 456,474.99
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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.