Finding the Fourth Proportional to 430,178.24, 593,659.68 and 239,199.68
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Solution
The fourth proportional to 430,178.24, 593,659.68 and 239,199.68 is: 330,103.18
Step by Step Solution
- Step 1: Write the proportion equation
430,178.24 : 593,659.68 = 239,199.68 : x - Step 2: Convert to fraction form
430,178.24/593,659.68 = 239,199.68/x - Step 3: Cross multiply
430,178.24x = 593,659.68 × 239,199.68 - Step 4: Simplify right side
430,178.24x = 142,003,205,484.90 - Step 5: Solve for x
x = 142,003,205,484.90/430,178.24 - Step 6: Final answer
x = 330,103.18
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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.