Finding the Fourth Proportional to 430,867.76, 594,621.06 and 239,876.96
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Solution
The fourth proportional to 430,867.76, 594,621.06 and 239,876.96 is: 331,043.32
Step by Step Solution
- Step 1: Write the proportion equation
430,867.76 : 594,621.06 = 239,876.96 : x - Step 2: Convert to fraction form
430,867.76/594,621.06 = 239,876.96/x - Step 3: Cross multiply
430,867.76x = 594,621.06 × 239,876.96 - Step 4: Simplify right side
430,867.76x = 142,635,892,224.78 - Step 5: Solve for x
x = 142,635,892,224.78/430,867.76 - Step 6: Final answer
x = 331,043.32
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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.