Finding the Fourth Proportional to 888,604.92, 1,226,271.12 and 480,705.80
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Solution
The fourth proportional to 888,604.92, 1,226,271.12 and 480,705.80 is: 663,372.02
Step by Step Solution
- Step 1: Write the proportion equation
888,604.92 : 1,226,271.12 = 480,705.80 : x - Step 2: Convert to fraction form
888,604.92/1,226,271.12 = 480,705.80/x - Step 3: Cross multiply
888,604.92x = 1,226,271.12 × 480,705.80 - Step 4: Simplify right side
888,604.92x = 589,475,639,756.50 - Step 5: Solve for x
x = 589,475,639,756.50/888,604.92 - Step 6: Final answer
x = 663,372.02
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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.