Finding the Fourth Proportional to 880,774.14, 1,215,427.63 and 498,803.67
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Solution
The fourth proportional to 880,774.14, 1,215,427.63 and 498,803.67 is: 688,326.02
Step by Step Solution
- Step 1: Write the proportion equation
880,774.14 : 1,215,427.63 = 498,803.67 : x - Step 2: Convert to fraction form
880,774.14/1,215,427.63 = 498,803.67/x - Step 3: Cross multiply
880,774.14x = 1,215,427.63 × 498,803.67 - Step 4: Simplify right side
880,774.14x = 606,259,762,463.40 - Step 5: Solve for x
x = 606,259,762,463.40/880,774.14 - Step 6: Final answer
x = 688,326.02
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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.