Finding the Fourth Proportional to 499,024.10, 748,536.15 and 183,415.70
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Solution
The fourth proportional to 499,024.10, 748,536.15 and 183,415.70 is: 275,123.55
Step by Step Solution
- Step 1: Write the proportion equation
499,024.10 : 748,536.15 = 183,415.70 : x - Step 2: Convert to fraction form
499,024.10/748,536.15 = 183,415.70/x - Step 3: Cross multiply
499,024.10x = 748,536.15 × 183,415.70 - Step 4: Simplify right side
499,024.10x = 137,293,281,927.56 - Step 5: Solve for x
x = 137,293,281,927.56/499,024.10 - Step 6: Final answer
x = 275,123.55
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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.