Finding the Fourth Proportional to 742,995.36, 1,113,832.08 and 322,041.60
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Solution
The fourth proportional to 742,995.36, 1,113,832.08 and 322,041.60 is: 482,775.92
Step by Step Solution
- Step 1: Write the proportion equation
742,995.36 : 1,113,832.08 = 322,041.60 : x - Step 2: Convert to fraction form
742,995.36/1,113,832.08 = 322,041.60/x - Step 3: Cross multiply
742,995.36x = 1,113,832.08 × 322,041.60 - Step 4: Simplify right side
742,995.36x = 358,700,265,174.53 - Step 5: Solve for x
x = 358,700,265,174.53/742,995.36 - Step 6: Final answer
x = 482,775.92
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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.