Finding the Fourth Proportional to 706,726.56, 1,060,089.84 and 286,297.68
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Solution
The fourth proportional to 706,726.56, 1,060,089.84 and 286,297.68 is: 429,446.52
Step by Step Solution
- Step 1: Write the proportion equation
706,726.56 : 1,060,089.84 = 286,297.68 : x - Step 2: Convert to fraction form
706,726.56/1,060,089.84 = 286,297.68/x - Step 3: Cross multiply
706,726.56x = 1,060,089.84 × 286,297.68 - Step 4: Simplify right side
706,726.56x = 303,501,261,783.57 - Step 5: Solve for x
x = 303,501,261,783.57/706,726.56 - Step 6: Final answer
x = 429,446.52
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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.