Finding the Fourth Proportional to 592,647.80, 888,971.70 and 149,415.80
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Solution
The fourth proportional to 592,647.80, 888,971.70 and 149,415.80 is: 224,123.70
Step by Step Solution
- Step 1: Write the proportion equation
592,647.80 : 888,971.70 = 149,415.80 : x - Step 2: Convert to fraction form
592,647.80/888,971.70 = 149,415.80/x - Step 3: Cross multiply
592,647.80x = 888,971.70 × 149,415.80 - Step 4: Simplify right side
592,647.80x = 132,826,417,732.86 - Step 5: Solve for x
x = 132,826,417,732.86/592,647.80 - Step 6: Final answer
x = 224,123.70
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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.