Finding the Fourth Proportional to 675,749.20, 932,525.19 and 369,820.09
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Solution
The fourth proportional to 675,749.20, 932,525.19 and 369,820.09 is: 510,346.96
Step by Step Solution
- Step 1: Write the proportion equation
675,749.20 : 932,525.19 = 369,820.09 : x - Step 2: Convert to fraction form
675,749.20/932,525.19 = 369,820.09/x - Step 3: Cross multiply
675,749.20x = 932,525.19 × 369,820.09 - Step 4: Simplify right side
675,749.20x = 344,866,549,693.07 - Step 5: Solve for x
x = 344,866,549,693.07/675,749.20 - Step 6: Final answer
x = 510,346.96
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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.