Finding the Fourth Proportional to 562,231.13, 775,897.18 and 307,582.31
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Solution
The fourth proportional to 562,231.13, 775,897.18 and 307,582.31 is: 424,473.56
Step by Step Solution
- Step 1: Write the proportion equation
562,231.13 : 775,897.18 = 307,582.31 : x - Step 2: Convert to fraction form
562,231.13/775,897.18 = 307,582.31/x - Step 3: Cross multiply
562,231.13x = 775,897.18 × 307,582.31 - Step 4: Simplify right side
562,231.13x = 238,652,248,117.67 - Step 5: Solve for x
x = 238,652,248,117.67/562,231.13 - Step 6: Final answer
x = 424,473.56
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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.