Finding the Fourth Proportional to 691,586.91, 1,037,130.75 and 292,258.53
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Solution
The fourth proportional to 691,586.91, 1,037,130.75 and 292,258.53 is: 438,282.31
Step by Step Solution
- Step 1: Write the proportion equation
691,586.91 : 1,037,130.75 = 292,258.53 : x - Step 2: Convert to fraction form
691,586.91/1,037,130.75 = 292,258.53/x - Step 3: Cross multiply
691,586.91x = 1,037,130.75 × 292,258.53 - Step 4: Simplify right side
691,586.91x = 303,110,308,412.80 - Step 5: Solve for x
x = 303,110,308,412.80/691,586.91 - Step 6: Final answer
x = 438,282.31
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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.