Finding the Fourth Proportional to 1,157,416.54, 1,735,490.58 and 358,476.28
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Solution
The fourth proportional to 1,157,416.54, 1,735,490.58 and 358,476.28 is: 537,517.99
Step by Step Solution
- Step 1: Write the proportion equation
1,157,416.54 : 1,735,490.58 = 358,476.28 : x - Step 2: Convert to fraction form
1,157,416.54/1,735,490.58 = 358,476.28/x - Step 3: Cross multiply
1,157,416.54x = 1,735,490.58 × 358,476.28 - Step 4: Simplify right side
1,157,416.54x = 622,132,207,093.44 - Step 5: Solve for x
x = 622,132,207,093.44/1,157,416.54 - Step 6: Final answer
x = 537,517.99
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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.