Finding the Fourth Proportional to 619,059.80, 928,591.05 and 169,787.09
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Solution
The fourth proportional to 619,059.80, 928,591.05 and 169,787.09 is: 254,681.00
Step by Step Solution
- Step 1: Write the proportion equation
619,059.80 : 928,591.05 = 169,787.09 : x - Step 2: Convert to fraction form
619,059.80/928,591.05 = 169,787.09/x - Step 3: Cross multiply
619,059.80x = 928,591.05 × 169,787.09 - Step 4: Simplify right side
619,059.80x = 157,662,767,536.59 - Step 5: Solve for x
x = 157,662,767,536.59/619,059.80 - Step 6: Final answer
x = 254,681.00
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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.