Finding the Fourth Proportional to 917,183.17, 1,374,276.58 and 557,464.05
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Solution
The fourth proportional to 917,183.17, 1,374,276.58 and 557,464.05 is: 835,285.48
Step by Step Solution
- Step 1: Write the proportion equation
917,183.17 : 1,374,276.58 = 557,464.05 : x - Step 2: Convert to fraction form
917,183.17/1,374,276.58 = 557,464.05/x - Step 3: Cross multiply
917,183.17x = 1,374,276.58 × 557,464.05 - Step 4: Simplify right side
917,183.17x = 766,109,788,106.95 - Step 5: Solve for x
x = 766,109,788,106.95/917,183.17 - Step 6: Final answer
x = 835,285.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.