Finding the Fourth Proportional to 969,938.91, 1,454,911.07 and 338,852.70
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Solution
The fourth proportional to 969,938.91, 1,454,911.07 and 338,852.70 is: 508,279.99
Step by Step Solution
- Step 1: Write the proportion equation
969,938.91 : 1,454,911.07 = 338,852.70 : x - Step 2: Convert to fraction form
969,938.91/1,454,911.07 = 338,852.70/x - Step 3: Cross multiply
969,938.91x = 1,454,911.07 × 338,852.70 - Step 4: Simplify right side
969,938.91x = 493,000,542,635.13 - Step 5: Solve for x
x = 493,000,542,635.13/969,938.91 - Step 6: Final answer
x = 508,279.99
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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.