Finding the Fourth Proportional to 880,460.79, 1,214,471.28 and 604,685.53
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Solution
The fourth proportional to 880,460.79, 1,214,471.28 and 604,685.53 is: 834,078.27
Step by Step Solution
- Step 1: Write the proportion equation
880,460.79 : 1,214,471.28 = 604,685.53 : x - Step 2: Convert to fraction form
880,460.79/1,214,471.28 = 604,685.53/x - Step 3: Cross multiply
880,460.79x = 1,214,471.28 × 604,685.53 - Step 4: Simplify right side
880,460.79x = 734,373,209,616.58 - Step 5: Solve for x
x = 734,373,209,616.58/880,460.79 - Step 6: Final answer
x = 834,078.27
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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.