Finding the Fourth Proportional to 580,369.26, 800,911.14 and 322,246.71
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Solution
The fourth proportional to 580,369.26, 800,911.14 and 322,246.71 is: 444,701.32
Step by Step Solution
- Step 1: Write the proportion equation
580,369.26 : 800,911.14 = 322,246.71 : x - Step 2: Convert to fraction form
580,369.26/800,911.14 = 322,246.71/x - Step 3: Cross multiply
580,369.26x = 800,911.14 × 322,246.71 - Step 4: Simplify right side
580,369.26x = 258,090,979,385.28 - Step 5: Solve for x
x = 258,090,979,385.28/580,369.26 - Step 6: Final answer
x = 444,701.32
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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.