Finding the Fourth Proportional to 230,798.92, 318,303.12 and 150,197.44
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Solution
The fourth proportional to 230,798.92, 318,303.12 and 150,197.44 is: 207,142.71
Step by Step Solution
- Step 1: Write the proportion equation
230,798.92 : 318,303.12 = 150,197.44 : x - Step 2: Convert to fraction form
230,798.92/318,303.12 = 150,197.44/x - Step 3: Cross multiply
230,798.92x = 318,303.12 × 150,197.44 - Step 4: Simplify right side
230,798.92x = 47,808,313,768.01 - Step 5: Solve for x
x = 47,808,313,768.01/230,798.92 - Step 6: Final answer
x = 207,142.71
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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.