Finding the Fourth Proportional to 839,696.68, 1,157,866.68 and 567,291.52
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Solution
The fourth proportional to 839,696.68, 1,157,866.68 and 567,291.52 is: 782,244.31
Step by Step Solution
- Step 1: Write the proportion equation
839,696.68 : 1,157,866.68 = 567,291.52 : x - Step 2: Convert to fraction form
839,696.68/1,157,866.68 = 567,291.52/x - Step 3: Cross multiply
839,696.68x = 1,157,866.68 × 567,291.52 - Step 4: Simplify right side
839,696.68x = 656,847,948,854.55 - Step 5: Solve for x
x = 656,847,948,854.55/839,696.68 - Step 6: Final answer
x = 782,244.31
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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.