Finding the Fourth Proportional to 874,567.78, 1,311,558.63 and 334,698.63
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Solution
The fourth proportional to 874,567.78, 1,311,558.63 and 334,698.63 is: 501,935.80
Step by Step Solution
- Step 1: Write the proportion equation
874,567.78 : 1,311,558.63 = 334,698.63 : x - Step 2: Convert to fraction form
874,567.78/1,311,558.63 = 334,698.63/x - Step 3: Cross multiply
874,567.78x = 1,311,558.63 × 334,698.63 - Step 4: Simplify right side
874,567.78x = 438,976,879,712.41 - Step 5: Solve for x
x = 438,976,879,712.41/874,567.78 - Step 6: Final answer
x = 501,935.80
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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.