Finding the Fourth Proportional to 553,895.52, 764,375.84 and 299,246.70
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Solution
The fourth proportional to 553,895.52, 764,375.84 and 299,246.70 is: 412,960.47
Step by Step Solution
- Step 1: Write the proportion equation
553,895.52 : 764,375.84 = 299,246.70 : x - Step 2: Convert to fraction form
553,895.52/764,375.84 = 299,246.70/x - Step 3: Cross multiply
553,895.52x = 764,375.84 × 299,246.70 - Step 4: Simplify right side
553,895.52x = 228,736,950,172.08 - Step 5: Solve for x
x = 228,736,950,172.08/553,895.52 - Step 6: Final answer
x = 412,960.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.