Finding the Fourth Proportional to 536,640.21, 740,581.25 and 294,931.35
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Solution
The fourth proportional to 536,640.21, 740,581.25 and 294,931.35 is: 407,015.02
Step by Step Solution
- Step 1: Write the proportion equation
536,640.21 : 740,581.25 = 294,931.35 : x - Step 2: Convert to fraction form
536,640.21/740,581.25 = 294,931.35/x - Step 3: Cross multiply
536,640.21x = 740,581.25 × 294,931.35 - Step 4: Simplify right side
536,640.21x = 218,420,626,372.53 - Step 5: Solve for x
x = 218,420,626,372.53/536,640.21 - Step 6: Final answer
x = 407,015.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.