Finding the Fourth Proportional to 307,522.57, 461,281.11 and 97,160.50
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Solution
The fourth proportional to 307,522.57, 461,281.11 and 97,160.50 is: 145,739.88
Step by Step Solution
- Step 1: Write the proportion equation
307,522.57 : 461,281.11 = 97,160.50 : x - Step 2: Convert to fraction form
307,522.57/461,281.11 = 97,160.50/x - Step 3: Cross multiply
307,522.57x = 461,281.11 × 97,160.50 - Step 4: Simplify right side
307,522.57x = 44,818,303,288.16 - Step 5: Solve for x
x = 44,818,303,288.16/307,522.57 - Step 6: Final answer
x = 145,739.88
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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.