Finding the Fourth Proportional to 580,427.44, 870,977.44 and 243,438.08
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Solution
The fourth proportional to 580,427.44, 870,977.44 and 243,438.08 is: 365,298.16
Step by Step Solution
- Step 1: Write the proportion equation
580,427.44 : 870,977.44 = 243,438.08 : x - Step 2: Convert to fraction form
580,427.44/870,977.44 = 243,438.08/x - Step 3: Cross multiply
580,427.44x = 870,977.44 × 243,438.08 - Step 4: Simplify right side
580,427.44x = 212,029,075,716.92 - Step 5: Solve for x
x = 212,029,075,716.92/580,427.44 - Step 6: Final answer
x = 365,298.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.