Finding the Fourth Proportional to 710,194.68, 1,065,296.04 and 236,878.74
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Solution
The fourth proportional to 710,194.68, 1,065,296.04 and 236,878.74 is: 355,319.45
Step by Step Solution
- Step 1: Write the proportion equation
710,194.68 : 1,065,296.04 = 236,878.74 : x - Step 2: Convert to fraction form
710,194.68/1,065,296.04 = 236,878.74/x - Step 3: Cross multiply
710,194.68x = 1,065,296.04 × 236,878.74 - Step 4: Simplify right side
710,194.68x = 252,345,983,682.19 - Step 5: Solve for x
x = 252,345,983,682.19/710,194.68 - Step 6: Final answer
x = 355,319.45
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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.