Finding the Fourth Proportional to 508,286.48, 762,435.20 and 153,303.58
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Solution
The fourth proportional to 508,286.48, 762,435.20 and 153,303.58 is: 229,957.02
Step by Step Solution
- Step 1: Write the proportion equation
508,286.48 : 762,435.20 = 153,303.58 : x - Step 2: Convert to fraction form
508,286.48/762,435.20 = 153,303.58/x - Step 3: Cross multiply
508,286.48x = 762,435.20 × 153,303.58 - Step 4: Simplify right side
508,286.48x = 116,884,044,155.19 - Step 5: Solve for x
x = 116,884,044,155.19/508,286.48 - Step 6: Final answer
x = 229,957.02
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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.