Finding the Fourth Proportional to 609,345.42, 914,130.54 and 204,497.70
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Solution
The fourth proportional to 609,345.42, 914,130.54 and 204,497.70 is: 306,784.28
Step by Step Solution
- Step 1: Write the proportion equation
609,345.42 : 914,130.54 = 204,497.70 : x - Step 2: Convert to fraction form
609,345.42/914,130.54 = 204,497.70/x - Step 3: Cross multiply
609,345.42x = 914,130.54 × 204,497.70 - Step 4: Simplify right side
609,345.42x = 186,937,592,929.76 - Step 5: Solve for x
x = 186,937,592,929.76/609,345.42 - Step 6: Final answer
x = 306,784.28
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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.