Finding the Fourth Proportional to 886,270.18, 1,223,046.61 and 483,862.18
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Solution
The fourth proportional to 886,270.18, 1,223,046.61 and 483,862.18 is: 667,726.40
Step by Step Solution
- Step 1: Write the proportion equation
886,270.18 : 1,223,046.61 = 483,862.18 : x - Step 2: Convert to fraction form
886,270.18/1,223,046.61 = 483,862.18/x - Step 3: Cross multiply
886,270.18x = 1,223,046.61 × 483,862.18 - Step 4: Simplify right side
886,270.18x = 591,785,998,956.21 - Step 5: Solve for x
x = 591,785,998,956.21/886,270.18 - Step 6: Final answer
x = 667,726.40
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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.