Finding the Fourth Proportional to 472,880.08, 709,427.04 and 157,349.44
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Solution
The fourth proportional to 472,880.08, 709,427.04 and 157,349.44 is: 236,059.74
Step by Step Solution
- Step 1: Write the proportion equation
472,880.08 : 709,427.04 = 157,349.44 : x - Step 2: Convert to fraction form
472,880.08/709,427.04 = 157,349.44/x - Step 3: Cross multiply
472,880.08x = 709,427.04 × 157,349.44 - Step 4: Simplify right side
472,880.08x = 111,627,947,464.86 - Step 5: Solve for x
x = 111,627,947,464.86/472,880.08 - Step 6: Final answer
x = 236,059.74
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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.