Finding the Fourth Proportional to 586,034.56, 879,051.76 and 211,970.08
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Solution
The fourth proportional to 586,034.56, 879,051.76 and 211,970.08 is: 317,955.09
Step by Step Solution
- Step 1: Write the proportion equation
586,034.56 : 879,051.76 = 211,970.08 : x - Step 2: Convert to fraction form
586,034.56/879,051.76 = 211,970.08/x - Step 3: Cross multiply
586,034.56x = 879,051.76 × 211,970.08 - Step 4: Simplify right side
586,034.56x = 186,332,671,891.34 - Step 5: Solve for x
x = 186,332,671,891.34/586,034.56 - Step 6: Final answer
x = 317,955.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.