Finding the Fourth Proportional to 573,714.06, 791,744.91 and 315,601.98
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Solution
The fourth proportional to 573,714.06, 791,744.91 and 315,601.98 is: 435,541.46
Step by Step Solution
- Step 1: Write the proportion equation
573,714.06 : 791,744.91 = 315,601.98 : x - Step 2: Convert to fraction form
573,714.06/791,744.91 = 315,601.98/x - Step 3: Cross multiply
573,714.06x = 791,744.91 × 315,601.98 - Step 4: Simplify right side
573,714.06x = 249,876,261,250.92 - Step 5: Solve for x
x = 249,876,261,250.92/573,714.06 - Step 6: Final answer
x = 435,541.46
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1.5x scale
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.