Finding the Fourth Proportional to 430,309.44, 593,848.06 and 239,318.73
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Solution
The fourth proportional to 430,309.44, 593,848.06 and 239,318.73 is: 330,271.54
Step by Step Solution
- Step 1: Write the proportion equation
430,309.44 : 593,848.06 = 239,318.73 : x - Step 2: Convert to fraction form
430,309.44/593,848.06 = 239,318.73/x - Step 3: Cross multiply
430,309.44x = 593,848.06 × 239,318.73 - Step 4: Simplify right side
430,309.44x = 142,118,962,933.87 - Step 5: Solve for x
x = 142,118,962,933.87/430,309.44 - Step 6: Final answer
x = 330,271.54
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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.