Finding the Fourth Proportional to 530,367.79, 795,305.03 and 193,173.70
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Solution
The fourth proportional to 530,367.79, 795,305.03 and 193,173.70 is: 289,670.71
Step by Step Solution
- Step 1: Write the proportion equation
530,367.79 : 795,305.03 = 193,173.70 : x - Step 2: Convert to fraction form
530,367.79/795,305.03 = 193,173.70/x - Step 3: Cross multiply
530,367.79x = 795,305.03 × 193,173.70 - Step 4: Simplify right side
530,367.79x = 153,632,011,297.19 - Step 5: Solve for x
x = 153,632,011,297.19/530,367.79 - Step 6: Final answer
x = 289,670.71
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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.