Finding the Fourth Proportional to 614,129.04, 921,193.50 and 239,889.60
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Solution
The fourth proportional to 614,129.04, 921,193.50 and 239,889.60 is: 359,834.38
Step by Step Solution
- Step 1: Write the proportion equation
614,129.04 : 921,193.50 = 239,889.60 : x - Step 2: Convert to fraction form
614,129.04/921,193.50 = 239,889.60/x - Step 3: Cross multiply
614,129.04x = 921,193.50 × 239,889.60 - Step 4: Simplify right side
614,129.04x = 220,984,740,237.60 - Step 5: Solve for x
x = 220,984,740,237.60/614,129.04 - Step 6: Final answer
x = 359,834.38
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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.