Finding the Fourth Proportional to 508,833.36, 765,802.08 and 383,124.60
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Solution
The fourth proportional to 508,833.36, 765,802.08 and 383,124.60 is: 576,608.45
Step by Step Solution
- Step 1: Write the proportion equation
508,833.36 : 765,802.08 = 383,124.60 : x - Step 2: Convert to fraction form
508,833.36/765,802.08 = 383,124.60/x - Step 3: Cross multiply
508,833.36x = 765,802.08 × 383,124.60 - Step 4: Simplify right side
508,833.36x = 293,397,615,579.17 - Step 5: Solve for x
x = 293,397,615,579.17/508,833.36 - Step 6: Final answer
x = 576,608.45
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.