Finding the Fourth Proportional to 588,823.80, 883,235.70 and 145,591.80
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Solution
The fourth proportional to 588,823.80, 883,235.70 and 145,591.80 is: 218,387.70
Step by Step Solution
- Step 1: Write the proportion equation
588,823.80 : 883,235.70 = 145,591.80 : x - Step 2: Convert to fraction form
588,823.80/883,235.70 = 145,591.80/x - Step 3: Cross multiply
588,823.80x = 883,235.70 × 145,591.80 - Step 4: Simplify right side
588,823.80x = 128,591,875,387.26 - Step 5: Solve for x
x = 128,591,875,387.26/588,823.80 - Step 6: Final answer
x = 218,387.70
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1.5x scale
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.