Finding the Fourth Proportional to 477,011.16, 715,541.24 and 122,028.26
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Solution
The fourth proportional to 477,011.16, 715,541.24 and 122,028.26 is: 183,048.65
Step by Step Solution
- Step 1: Write the proportion equation
477,011.16 : 715,541.24 = 122,028.26 : x - Step 2: Convert to fraction form
477,011.16/715,541.24 = 122,028.26/x - Step 3: Cross multiply
477,011.16x = 715,541.24 × 122,028.26 - Step 4: Simplify right side
477,011.16x = 87,316,249,202.81 - Step 5: Solve for x
x = 87,316,249,202.81/477,011.16 - Step 6: Final answer
x = 183,048.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.