Finding the Fourth Proportional to 748,291.98, 1,032,663.16 and 446,660.94
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Solution
The fourth proportional to 748,291.98, 1,032,663.16 and 446,660.94 is: 616,404.17
Step by Step Solution
- Step 1: Write the proportion equation
748,291.98 : 1,032,663.16 = 446,660.94 : x - Step 2: Convert to fraction form
748,291.98/1,032,663.16 = 446,660.94/x - Step 3: Cross multiply
748,291.98x = 1,032,663.16 × 446,660.94 - Step 4: Simplify right side
748,291.98x = 461,250,297,748.97 - Step 5: Solve for x
x = 461,250,297,748.97/748,291.98 - Step 6: Final answer
x = 616,404.17
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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.