Finding the Fourth Proportional to 509,297.05, 764,024.82 and 154,226.53
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Solution
The fourth proportional to 509,297.05, 764,024.82 and 154,226.53 is: 231,363.79
Step by Step Solution
- Step 1: Write the proportion equation
509,297.05 : 764,024.82 = 154,226.53 : x - Step 2: Convert to fraction form
509,297.05/764,024.82 = 154,226.53/x - Step 3: Cross multiply
509,297.05x = 764,024.82 × 154,226.53 - Step 4: Simplify right side
509,297.05x = 117,832,896,822.48 - Step 5: Solve for x
x = 117,832,896,822.48/509,297.05 - Step 6: Final answer
x = 231,363.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.