Finding the Fourth Proportional to 659,904.08, 910,668.36 and 358,098.08
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Solution
The fourth proportional to 659,904.08, 910,668.36 and 358,098.08 is: 494,175.75
Step by Step Solution
- Step 1: Write the proportion equation
659,904.08 : 910,668.36 = 358,098.08 : x - Step 2: Convert to fraction form
659,904.08/910,668.36 = 358,098.08/x - Step 3: Cross multiply
659,904.08x = 910,668.36 × 358,098.08 - Step 4: Simplify right side
659,904.08x = 326,108,591,232.75 - Step 5: Solve for x
x = 326,108,591,232.75/659,904.08 - Step 6: Final answer
x = 494,175.75
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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.