Finding the Fourth Proportional to 888,597.99, 1,226,261.50 and 480,698.80
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Solution
The fourth proportional to 888,597.99, 1,226,261.50 and 480,698.80 is: 663,362.33
Step by Step Solution
- Step 1: Write the proportion equation
888,597.99 : 1,226,261.50 = 480,698.80 : x - Step 2: Convert to fraction form
888,597.99/1,226,261.50 = 480,698.80/x - Step 3: Cross multiply
888,597.99x = 1,226,261.50 × 480,698.80 - Step 4: Simplify right side
888,597.99x = 589,462,431,536.20 - Step 5: Solve for x
x = 589,462,431,536.20/888,597.99 - Step 6: Final answer
x = 663,362.33
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1.5x scale
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.