Finding the Fourth Proportional to 589,691.64, 813,715.02 and 334,993.08
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Solution
The fourth proportional to 589,691.64, 813,715.02 and 334,993.08 is: 462,256.68
Step by Step Solution
- Step 1: Write the proportion equation
589,691.64 : 813,715.02 = 334,993.08 : x - Step 2: Convert to fraction form
589,691.64/813,715.02 = 334,993.08/x - Step 3: Cross multiply
589,691.64x = 813,715.02 × 334,993.08 - Step 4: Simplify right side
589,691.64x = 272,588,900,792.06 - Step 5: Solve for x
x = 272,588,900,792.06/589,691.64 - Step 6: Final answer
x = 462,256.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.