Finding the Fourth Proportional to 463,421.70, 695,132.55 and 227,225.70
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Solution
The fourth proportional to 463,421.70, 695,132.55 and 227,225.70 is: 340,838.55
Step by Step Solution
- Step 1: Write the proportion equation
463,421.70 : 695,132.55 = 227,225.70 : x - Step 2: Convert to fraction form
463,421.70/695,132.55 = 227,225.70/x - Step 3: Cross multiply
463,421.70x = 695,132.55 × 227,225.70 - Step 4: Simplify right side
463,421.70x = 157,951,980,266.54 - Step 5: Solve for x
x = 157,951,980,266.54/463,421.70 - Step 6: Final answer
x = 340,838.55
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Similar ratio
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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.