Finding the Fourth Proportional to 340,703.74, 510,668.16 and 207,289.99
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Solution
The fourth proportional to 340,703.74, 510,668.16 and 207,289.99 is: 310,699.25
Step by Step Solution
- Step 1: Write the proportion equation
340,703.74 : 510,668.16 = 207,289.99 : x - Step 2: Convert to fraction form
340,703.74/510,668.16 = 207,289.99/x - Step 3: Cross multiply
340,703.74x = 510,668.16 × 207,289.99 - Step 4: Simplify right side
340,703.74x = 105,856,397,779.72 - Step 5: Solve for x
x = 105,856,397,779.72/340,703.74 - Step 6: Final answer
x = 310,699.25
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.