Finding the Fourth Proportional to 292,900,239.46, 404,175,616.36 and 173,802,310.26
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Solution
The fourth proportional to 292,900,239.46, 404,175,616.36 and 173,802,310.26 is: 239,831,336.44
Step by Step Solution
- Step 1: Write the proportion equation
292,900,239.46 : 404,175,616.36 = 173,802,310.26 : x - Step 2: Convert to fraction form
292,900,239.46/404,175,616.36 = 173,802,310.26/x - Step 3: Cross multiply
292,900,239.46x = 404,175,616.36 × 173,802,310.26 - Step 4: Simplify right side
292,900,239.46x = 70,246,655,874,127,448 - Step 5: Solve for x
x = 70,246,655,874,127,448/292,900,239.46 - Step 6: Final answer
x = 239,831,336.44
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1.5x scale
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.