Finding the Fourth Proportional to 894,663.99, 1,234,670.45 and 512,764.65
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Solution
The fourth proportional to 894,663.99, 1,234,670.45 and 512,764.65 is: 707,634.78
Step by Step Solution
- Step 1: Write the proportion equation
894,663.99 : 1,234,670.45 = 512,764.65 : x - Step 2: Convert to fraction form
894,663.99/1,234,670.45 = 512,764.65/x - Step 3: Cross multiply
894,663.99x = 1,234,670.45 × 512,764.65 - Step 4: Simplify right side
894,663.99x = 633,095,358,595.77 - Step 5: Solve for x
x = 633,095,358,595.77/894,663.99 - Step 6: Final answer
x = 707,634.78
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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.