Finding the Fourth Proportional to 965,374.39, 1,448,130.84 and 255,394
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Solution
The fourth proportional to 965,374.39, 1,448,130.84 and 255,394 is: 383,109.32
Step by Step Solution
- Step 1: Write the proportion equation
965,374.39 : 1,448,130.84 = 255,394 : x - Step 2: Convert to fraction form
965,374.39/1,448,130.84 = 255,394/x - Step 3: Cross multiply
965,374.39x = 1,448,130.84 × 255,394 - Step 4: Simplify right side
965,374.39x = 369,843,927,750.96 - Step 5: Solve for x
x = 369,843,927,750.96/965,374.39 - Step 6: Final answer
x = 383,109.32
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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.