Finding the Fourth Proportional to 588,905.80, 883,358.70 and 145,673.80
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Solution
The fourth proportional to 588,905.80, 883,358.70 and 145,673.80 is: 218,510.70
Step by Step Solution
- Step 1: Write the proportion equation
588,905.80 : 883,358.70 = 145,673.80 : x - Step 2: Convert to fraction form
588,905.80/883,358.70 = 145,673.80/x - Step 3: Cross multiply
588,905.80x = 883,358.70 × 145,673.80 - Step 4: Simplify right side
588,905.80x = 128,682,218,592.06 - Step 5: Solve for x
x = 128,682,218,592.06/588,905.80 - Step 6: Final answer
x = 218,510.70
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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.