Finding the Fourth Proportional to 430,309.42, 593,823.70 and 236,712.96
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Solution
The fourth proportional to 430,309.42, 593,823.70 and 236,712.96 is: 326,662.07
Step by Step Solution
- Step 1: Write the proportion equation
430,309.42 : 593,823.70 = 236,712.96 : x - Step 2: Convert to fraction form
430,309.42/593,823.70 = 236,712.96/x - Step 3: Cross multiply
430,309.42x = 593,823.70 × 236,712.96 - Step 4: Simplify right side
430,309.42x = 140,565,765,745.15 - Step 5: Solve for x
x = 140,565,765,745.15/430,309.42 - Step 6: Final answer
x = 326,662.07
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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.