Finding the Fourth Proportional to 274,345.91, 411,482.53 and 124,551.74
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Solution
The fourth proportional to 274,345.91, 411,482.53 and 124,551.74 is: 186,811.12
Step by Step Solution
- Step 1: Write the proportion equation
274,345.91 : 411,482.53 = 124,551.74 : x - Step 2: Convert to fraction form
274,345.91/411,482.53 = 124,551.74/x - Step 3: Cross multiply
274,345.91x = 411,482.53 × 124,551.74 - Step 4: Simplify right side
274,345.91x = 51,250,866,788.06 - Step 5: Solve for x
x = 51,250,866,788.06/274,345.91 - Step 6: Final answer
x = 186,811.12
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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.