Finding the Fourth Proportional to 554,582.96, 765,324.99 and 299,934.15
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Solution
The fourth proportional to 554,582.96, 765,324.99 and 299,934.15 is: 413,909.40
Step by Step Solution
- Step 1: Write the proportion equation
554,582.96 : 765,324.99 = 299,934.15 : x - Step 2: Convert to fraction form
554,582.96/765,324.99 = 299,934.15/x - Step 3: Cross multiply
554,582.96x = 765,324.99 × 299,934.15 - Step 4: Simplify right side
554,582.96x = 229,547,100,349.41 - Step 5: Solve for x
x = 229,547,100,349.41/554,582.96 - Step 6: Final answer
x = 413,909.40
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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.