Finding the Fourth Proportional to 611,108.17, 843,368.68 and 339,176.08
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Solution
The fourth proportional to 611,108.17, 843,368.68 and 339,176.08 is: 468,084.86
Step by Step Solution
- Step 1: Write the proportion equation
611,108.17 : 843,368.68 = 339,176.08 : x - Step 2: Convert to fraction form
611,108.17/843,368.68 = 339,176.08/x - Step 3: Cross multiply
611,108.17x = 843,368.68 × 339,176.08 - Step 4: Simplify right side
611,108.17x = 286,050,482,344.33 - Step 5: Solve for x
x = 286,050,482,344.33/611,108.17 - Step 6: Final answer
x = 468,084.86
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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.