Finding the Fourth Proportional to 315,280.21, 472,995.34 and 102,048.12
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Solution
The fourth proportional to 315,280.21, 472,995.34 and 102,048.12 is: 153,096.46
Step by Step Solution
- Step 1: Write the proportion equation
315,280.21 : 472,995.34 = 102,048.12 : x - Step 2: Convert to fraction form
315,280.21/472,995.34 = 102,048.12/x - Step 3: Cross multiply
315,280.21x = 472,995.34 × 102,048.12 - Step 4: Simplify right side
315,280.21x = 48,268,285,215.76 - Step 5: Solve for x
x = 48,268,285,215.76/315,280.21 - Step 6: Final answer
x = 153,096.46
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1.5x scale
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.