Finding the Fourth Proportional to 581,930.26, 802,943.34 and 340,166.08
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Solution
The fourth proportional to 581,930.26, 802,943.34 and 340,166.08 is: 469,358.80
Step by Step Solution
- Step 1: Write the proportion equation
581,930.26 : 802,943.34 = 340,166.08 : x - Step 2: Convert to fraction form
581,930.26/802,943.34 = 340,166.08/x - Step 3: Cross multiply
581,930.26x = 802,943.34 × 340,166.08 - Step 4: Simplify right side
581,930.26x = 273,134,088,429.91 - Step 5: Solve for x
x = 273,134,088,429.91/581,930.26 - Step 6: Final answer
x = 469,358.80
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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.