Finding the Fourth Proportional to 382,130.69, 572,407.99 and 223,879.01
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Solution
The fourth proportional to 382,130.69, 572,407.99 and 223,879.01 is: 335,356.82
Step by Step Solution
- Step 1: Write the proportion equation
382,130.69 : 572,407.99 = 223,879.01 : x - Step 2: Convert to fraction form
382,130.69/572,407.99 = 223,879.01/x - Step 3: Cross multiply
382,130.69x = 572,407.99 × 223,879.01 - Step 4: Simplify right side
382,130.69x = 128,150,134,117.29 - Step 5: Solve for x
x = 128,150,134,117.29/382,130.69 - Step 6: Final answer
x = 335,356.82
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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.