Finding the Fourth Proportional to 695,631.24, 959,490.88 and 489,337
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Solution
The fourth proportional to 695,631.24, 959,490.88 and 489,337 is: 674,947.24
Step by Step Solution
- Step 1: Write the proportion equation
695,631.24 : 959,490.88 = 489,337 : x - Step 2: Convert to fraction form
695,631.24/959,490.88 = 489,337/x - Step 3: Cross multiply
695,631.24x = 959,490.88 × 489,337 - Step 4: Simplify right side
695,631.24x = 469,514,388,746.56 - Step 5: Solve for x
x = 469,514,388,746.56/695,631.24 - Step 6: Final answer
x = 674,947.24
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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.