Finding the Fourth Proportional to 614,673.63, 921,484.50 and 235,866.18
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Solution
The fourth proportional to 614,673.63, 921,484.50 and 235,866.18 is: 353,597.45
Step by Step Solution
- Step 1: Write the proportion equation
614,673.63 : 921,484.50 = 235,866.18 : x - Step 2: Convert to fraction form
614,673.63/921,484.50 = 235,866.18/x - Step 3: Cross multiply
614,673.63x = 921,484.50 × 235,866.18 - Step 4: Simplify right side
614,673.63x = 217,347,028,944.21 - Step 5: Solve for x
x = 217,347,028,944.21/614,673.63 - Step 6: Final answer
x = 353,597.45
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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.