Finding the Fourth Proportional to 928,998.99, 1,281,715.92 and 541,726.92
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Solution
The fourth proportional to 928,998.99, 1,281,715.92 and 541,726.92 is: 747,406.64
Step by Step Solution
- Step 1: Write the proportion equation
928,998.99 : 1,281,715.92 = 541,726.92 : x - Step 2: Convert to fraction form
928,998.99/1,281,715.92 = 541,726.92/x - Step 3: Cross multiply
928,998.99x = 1,281,715.92 × 541,726.92 - Step 4: Simplify right side
928,998.99x = 694,340,017,656.57 - Step 5: Solve for x
x = 694,340,017,656.57/928,998.99 - Step 6: Final answer
x = 747,406.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.