Finding the Fourth Proportional to 565,060.21, 779,797.15 and 306,937.08
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Solution
The fourth proportional to 565,060.21, 779,797.15 and 306,937.08 is: 423,580.80
Step by Step Solution
- Step 1: Write the proportion equation
565,060.21 : 779,797.15 = 306,937.08 : x - Step 2: Convert to fraction form
565,060.21/779,797.15 = 306,937.08/x - Step 3: Cross multiply
565,060.21x = 779,797.15 × 306,937.08 - Step 4: Simplify right side
565,060.21x = 239,348,658,613.79 - Step 5: Solve for x
x = 239,348,658,613.79/565,060.21 - Step 6: Final answer
x = 423,580.80
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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.