Finding the Fourth Proportional to 623,318.20, 934,631.70 and 268,271.80
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Solution
The fourth proportional to 623,318.20, 934,631.70 and 268,271.80 is: 402,258.96
Step by Step Solution
- Step 1: Write the proportion equation
623,318.20 : 934,631.70 = 268,271.80 : x - Step 2: Convert to fraction form
623,318.20/934,631.70 = 268,271.80/x - Step 3: Cross multiply
623,318.20x = 934,631.70 × 268,271.80 - Step 4: Simplify right side
623,318.20x = 250,735,328,496.06 - Step 5: Solve for x
x = 250,735,328,496.06/623,318.20 - Step 6: Final answer
x = 402,258.96
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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.