Finding the Fourth Proportional to 744,464.60, 1,116,152.54 and 238,737.70
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Solution
The fourth proportional to 744,464.60, 1,116,152.54 and 238,737.70 is: 357,931.99
Step by Step Solution
- Step 1: Write the proportion equation
744,464.60 : 1,116,152.54 = 238,737.70 : x - Step 2: Convert to fraction form
744,464.60/1,116,152.54 = 238,737.70/x - Step 3: Cross multiply
744,464.60x = 1,116,152.54 × 238,737.70 - Step 4: Simplify right side
744,464.60x = 266,467,693,813.26 - Step 5: Solve for x
x = 266,467,693,813.26/744,464.60 - Step 6: Final answer
x = 357,931.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.