Finding the Fourth Proportional to 347,350.31, 520,952.55 and 97,973.99
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Solution
The fourth proportional to 347,350.31, 520,952.55 and 97,973.99 is: 146,940.41
Step by Step Solution
- Step 1: Write the proportion equation
347,350.31 : 520,952.55 = 97,973.99 : x - Step 2: Convert to fraction form
347,350.31/520,952.55 = 97,973.99/x - Step 3: Cross multiply
347,350.31x = 520,952.55 × 97,973.99 - Step 4: Simplify right side
347,350.31x = 51,039,797,319.41 - Step 5: Solve for x
x = 51,039,797,319.41/347,350.31 - Step 6: Final answer
x = 146,940.41
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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.