Finding the Fourth Proportional to 717,474.42, 1,076,211.63 and 625,095.54
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Solution
The fourth proportional to 717,474.42, 1,076,211.63 and 625,095.54 is: 937,643.31
Step by Step Solution
- Step 1: Write the proportion equation
717,474.42 : 1,076,211.63 = 625,095.54 : x - Step 2: Convert to fraction form
717,474.42/1,076,211.63 = 625,095.54/x - Step 3: Cross multiply
717,474.42x = 1,076,211.63 × 625,095.54 - Step 4: Simplify right side
717,474.42x = 672,735,090,009.13 - Step 5: Solve for x
x = 672,735,090,009.13/717,474.42 - Step 6: Final answer
x = 937,643.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.