Finding the Fourth Proportional to 453,854.24, 626,318.64 and 252,697.76
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Solution
The fourth proportional to 453,854.24, 626,318.64 and 252,697.76 is: 348,722.79
Step by Step Solution
- Step 1: Write the proportion equation
453,854.24 : 626,318.64 = 252,697.76 : x - Step 2: Convert to fraction form
453,854.24/626,318.64 = 252,697.76/x - Step 3: Cross multiply
453,854.24x = 626,318.64 × 252,697.76 - Step 4: Simplify right side
453,854.24x = 158,269,317,374.25 - Step 5: Solve for x
x = 158,269,317,374.25/453,854.24 - Step 6: Final answer
x = 348,722.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.