Finding the Fourth Proportional to 817,884.36, 1,225,052.64 and 396,276.12
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Solution
The fourth proportional to 817,884.36, 1,225,052.64 and 396,276.12 is: 593,554.70
Step by Step Solution
- Step 1: Write the proportion equation
817,884.36 : 1,225,052.64 = 396,276.12 : x - Step 2: Convert to fraction form
817,884.36/1,225,052.64 = 396,276.12/x - Step 3: Cross multiply
817,884.36x = 1,225,052.64 × 396,276.12 - Step 4: Simplify right side
817,884.36x = 485,459,106,974.96 - Step 5: Solve for x
x = 485,459,106,974.96/817,884.36 - Step 6: Final answer
x = 593,554.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.