Finding the Fourth Proportional to 581,929.26, 802,941.96 and 340,165.08
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Solution
The fourth proportional to 581,929.26, 802,941.96 and 340,165.08 is: 469,357.42
Step by Step Solution
- Step 1: Write the proportion equation
581,929.26 : 802,941.96 = 340,165.08 : x - Step 2: Convert to fraction form
581,929.26/802,941.96 = 340,165.08/x - Step 3: Cross multiply
581,929.26x = 802,941.96 × 340,165.08 - Step 4: Simplify right side
581,929.26x = 273,132,816,058.76 - Step 5: Solve for x
x = 273,132,816,058.76/581,929.26 - Step 6: Final answer
x = 469,357.42
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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.