Finding the Fourth Proportional to 668,125.28, 922,050.60 and 396,354.08
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Solution
The fourth proportional to 668,125.28, 922,050.60 and 396,354.08 is: 546,991.00
Step by Step Solution
- Step 1: Write the proportion equation
668,125.28 : 922,050.60 = 396,354.08 : x - Step 2: Convert to fraction form
668,125.28/922,050.60 = 396,354.08/x - Step 3: Cross multiply
668,125.28x = 922,050.60 × 396,354.08 - Step 4: Simplify right side
668,125.28x = 365,458,517,276.45 - Step 5: Solve for x
x = 365,458,517,276.45/668,125.28 - Step 6: Final answer
x = 546,991.00
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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.