Finding the Fourth Proportional to 473,202.36, 709,212.80 and 236,612.68
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Solution
The fourth proportional to 473,202.36, 709,212.80 and 236,612.68 is: 354,623.64
Step by Step Solution
- Step 1: Write the proportion equation
473,202.36 : 709,212.80 = 236,612.68 : x - Step 2: Convert to fraction form
473,202.36/709,212.80 = 236,612.68/x - Step 3: Cross multiply
473,202.36x = 709,212.80 × 236,612.68 - Step 4: Simplify right side
473,202.36x = 167,808,741,298.30 - Step 5: Solve for x
x = 167,808,741,298.30/473,202.36 - Step 6: Final answer
x = 354,623.64
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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.