Finding the Fourth Proportional to 430,086.18, 593,539.18 and 239,102.76
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Solution
The fourth proportional to 430,086.18, 593,539.18 and 239,102.76 is: 329,973.07
Step by Step Solution
- Step 1: Write the proportion equation
430,086.18 : 593,539.18 = 239,102.76 : x - Step 2: Convert to fraction form
430,086.18/593,539.18 = 239,102.76/x - Step 3: Cross multiply
430,086.18x = 593,539.18 × 239,102.76 - Step 4: Simplify right side
430,086.18x = 141,916,856,106.14 - Step 5: Solve for x
x = 141,916,856,106.14/430,086.18 - Step 6: Final answer
x = 329,973.07
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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.