Finding the Fourth Proportional to 314,117.19, 471,169.71 and 89,479.08
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Solution
The fourth proportional to 314,117.19, 471,169.71 and 89,479.08 is: 134,216.89
Step by Step Solution
- Step 1: Write the proportion equation
314,117.19 : 471,169.71 = 89,479.08 : x - Step 2: Convert to fraction form
314,117.19/471,169.71 = 89,479.08/x - Step 3: Cross multiply
314,117.19x = 471,169.71 × 89,479.08 - Step 4: Simplify right side
314,117.19x = 42,159,832,174.67 - Step 5: Solve for x
x = 42,159,832,174.67/314,117.19 - Step 6: Final answer
x = 134,216.89
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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.