Finding the Fourth Proportional to 917,192.97, 1,374,291.34 and 557,473.84
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Solution
The fourth proportional to 917,192.97, 1,374,291.34 and 557,473.84 is: 835,300.20
Step by Step Solution
- Step 1: Write the proportion equation
917,192.97 : 1,374,291.34 = 557,473.84 : x - Step 2: Convert to fraction form
917,192.97/1,374,291.34 = 557,473.84/x - Step 3: Cross multiply
917,192.97x = 1,374,291.34 × 557,473.84 - Step 4: Simplify right side
917,192.97x = 766,131,470,588.55 - Step 5: Solve for x
x = 766,131,470,588.55/917,192.97 - Step 6: Final answer
x = 835,300.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.