Finding the Fourth Proportional to 888,909.93, 1,226,698.95 and 481,011.77
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Solution
The fourth proportional to 888,909.93, 1,226,698.95 and 481,011.77 is: 663,797.99
Step by Step Solution
- Step 1: Write the proportion equation
888,909.93 : 1,226,698.95 = 481,011.77 : x - Step 2: Convert to fraction form
888,909.93/1,226,698.95 = 481,011.77/x - Step 3: Cross multiply
888,909.93x = 1,226,698.95 × 481,011.77 - Step 4: Simplify right side
888,909.93x = 590,056,628,461.31 - Step 5: Solve for x
x = 590,056,628,461.31/888,909.93 - Step 6: Final answer
x = 663,797.99
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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.