Finding the Fourth Proportional to 632,471.63, 948,708.35 and 258,494.63
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Solution
The fourth proportional to 632,471.63, 948,708.35 and 258,494.63 is: 387,742.31
Step by Step Solution
- Step 1: Write the proportion equation
632,471.63 : 948,708.35 = 258,494.63 : x - Step 2: Convert to fraction form
632,471.63/948,708.35 = 258,494.63/x - Step 3: Cross multiply
632,471.63x = 948,708.35 × 258,494.63 - Step 4: Simplify right side
632,471.63x = 245,236,008,844.50 - Step 5: Solve for x
x = 245,236,008,844.50/632,471.63 - Step 6: Final answer
x = 387,742.31
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.