Finding the Fourth Proportional to 644,322.74, 891,092.04 and 563,609.98
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Solution
The fourth proportional to 644,322.74, 891,092.04 and 563,609.98 is: 779,467.09
Step by Step Solution
- Step 1: Write the proportion equation
644,322.74 : 891,092.04 = 563,609.98 : x - Step 2: Convert to fraction form
644,322.74/891,092.04 = 563,609.98/x - Step 3: Cross multiply
644,322.74x = 891,092.04 × 563,609.98 - Step 4: Simplify right side
644,322.74x = 502,228,365,842.89 - Step 5: Solve for x
x = 502,228,365,842.89/644,322.74 - Step 6: Final answer
x = 779,467.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.