Finding the Fourth Proportional to 706,517.24, 974,972.95 and 400,621.55
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Solution
The fourth proportional to 706,517.24, 974,972.95 and 400,621.55 is: 552,845.92
Step by Step Solution
- Step 1: Write the proportion equation
706,517.24 : 974,972.95 = 400,621.55 : x - Step 2: Convert to fraction form
706,517.24/974,972.95 = 400,621.55/x - Step 3: Cross multiply
706,517.24x = 974,972.95 × 400,621.55 - Step 4: Simplify right side
706,517.24x = 390,595,170,814.15 - Step 5: Solve for x
x = 390,595,170,814.15/706,517.24 - Step 6: Final answer
x = 552,845.92
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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.