Finding the Fourth Proportional to 835,919.62, 1,153,922.18 and 564,355.33
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Solution
The fourth proportional to 835,919.62, 1,153,922.18 and 564,355.33 is: 779,048.75
Step by Step Solution
- Step 1: Write the proportion equation
835,919.62 : 1,153,922.18 = 564,355.33 : x - Step 2: Convert to fraction form
835,919.62/1,153,922.18 = 564,355.33/x - Step 3: Cross multiply
835,919.62x = 1,153,922.18 × 564,355.33 - Step 4: Simplify right side
835,919.62x = 651,222,132,688.22 - Step 5: Solve for x
x = 651,222,132,688.22/835,919.62 - Step 6: Final answer
x = 779,048.75
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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.