Finding the Fourth Proportional to 888,899.24, 1,333,660.62 and 257,850.92
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Solution
The fourth proportional to 888,899.24, 1,333,660.62 and 257,850.92 is: 386,866.82
Step by Step Solution
- Step 1: Write the proportion equation
888,899.24 : 1,333,660.62 = 257,850.92 : x - Step 2: Convert to fraction form
888,899.24/1,333,660.62 = 257,850.92/x - Step 3: Cross multiply
888,899.24x = 1,333,660.62 × 257,850.92 - Step 4: Simplify right side
888,899.24x = 343,885,617,834.77 - Step 5: Solve for x
x = 343,885,617,834.77/888,899.24 - Step 6: Final answer
x = 386,866.82
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1.5x scale
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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.