Finding the Fourth Proportional to 832,990.62, 1,249,474.86 and 201,909.90
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Solution
The fourth proportional to 832,990.62, 1,249,474.86 and 201,909.90 is: 302,862.17
Step by Step Solution
- Step 1: Write the proportion equation
832,990.62 : 1,249,474.86 = 201,909.90 : x - Step 2: Convert to fraction form
832,990.62/1,249,474.86 = 201,909.90/x - Step 3: Cross multiply
832,990.62x = 1,249,474.86 × 201,909.90 - Step 4: Simplify right side
832,990.62x = 252,281,344,035.11 - Step 5: Solve for x
x = 252,281,344,035.11/832,990.62 - Step 6: Final answer
x = 302,862.17
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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.