Finding the Fourth Proportional to 559,532.68, 772,154.94 and 304,883.68
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Solution
The fourth proportional to 559,532.68, 772,154.94 and 304,883.68 is: 420,739.39
Step by Step Solution
- Step 1: Write the proportion equation
559,532.68 : 772,154.94 = 304,883.68 : x - Step 2: Convert to fraction form
559,532.68/772,154.94 = 304,883.68/x - Step 3: Cross multiply
559,532.68x = 772,154.94 × 304,883.68 - Step 4: Simplify right side
559,532.68x = 235,417,439,637.38 - Step 5: Solve for x
x = 235,417,439,637.38/559,532.68 - Step 6: Final answer
x = 420,739.39
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1.5x scale
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.