Finding the Fourth Proportional to 458,596.77, 684,807.06 and 374,523.84
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Solution
The fourth proportional to 458,596.77, 684,807.06 and 374,523.84 is: 559,263.79
Step by Step Solution
- Step 1: Write the proportion equation
458,596.77 : 684,807.06 = 374,523.84 : x - Step 2: Convert to fraction form
458,596.77/684,807.06 = 374,523.84/x - Step 3: Cross multiply
458,596.77x = 684,807.06 × 374,523.84 - Step 4: Simplify right side
458,596.77x = 256,476,569,770.31 - Step 5: Solve for x
x = 256,476,569,770.31/458,596.77 - Step 6: Final answer
x = 559,263.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.