Finding the Fourth Proportional to 455,526.74, 683,220.07 and 151,926.23
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Solution
The fourth proportional to 455,526.74, 683,220.07 and 151,926.23 is: 227,865.99
Step by Step Solution
- Step 1: Write the proportion equation
455,526.74 : 683,220.07 = 151,926.23 : x - Step 2: Convert to fraction form
455,526.74/683,220.07 = 151,926.23/x - Step 3: Cross multiply
455,526.74x = 683,220.07 × 151,926.23 - Step 4: Simplify right side
455,526.74x = 103,799,050,538.81 - Step 5: Solve for x
x = 103,799,050,538.81/455,526.74 - Step 6: Final answer
x = 227,865.99
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1.5x scale
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.