Finding the Fourth Proportional to 903,289.79, 1,354,937.21 and 304,671.44
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Solution
The fourth proportional to 903,289.79, 1,354,937.21 and 304,671.44 is: 457,008.01
Step by Step Solution
- Step 1: Write the proportion equation
903,289.79 : 1,354,937.21 = 304,671.44 : x - Step 2: Convert to fraction form
903,289.79/1,354,937.21 = 304,671.44/x - Step 3: Cross multiply
903,289.79x = 1,354,937.21 × 304,671.44 - Step 4: Simplify right side
903,289.79x = 412,810,670,880.28 - Step 5: Solve for x
x = 412,810,670,880.28/903,289.79 - Step 6: Final answer
x = 457,008.01
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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.