Finding the Fourth Proportional to 270,215.24, 372,898.52 and 147,707.81
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Solution
The fourth proportional to 270,215.24, 372,898.52 and 147,707.81 is: 203,837.59
Step by Step Solution
- Step 1: Write the proportion equation
270,215.24 : 372,898.52 = 147,707.81 : x - Step 2: Convert to fraction form
270,215.24/372,898.52 = 147,707.81/x - Step 3: Cross multiply
270,215.24x = 372,898.52 × 147,707.81 - Step 4: Simplify right side
270,215.24x = 55,080,023,741.44 - Step 5: Solve for x
x = 55,080,023,741.44/270,215.24 - Step 6: Final answer
x = 203,837.59
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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.