Finding the Fourth Proportional to 574,244.99, 792,444.61 and 319,590.71
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Solution
The fourth proportional to 574,244.99, 792,444.61 and 319,590.71 is: 441,027.68
Step by Step Solution
- Step 1: Write the proportion equation
574,244.99 : 792,444.61 = 319,590.71 : x - Step 2: Convert to fraction form
574,244.99/792,444.61 = 319,590.71/x - Step 3: Cross multiply
574,244.99x = 792,444.61 × 319,590.71 - Step 4: Simplify right side
574,244.99x = 253,257,936,727.71 - Step 5: Solve for x
x = 253,257,936,727.71/574,244.99 - Step 6: Final answer
x = 441,027.68
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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.