Finding the Fourth Proportional to 706,326.98, 1,058,448.30 and 417,840.26
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Solution
The fourth proportional to 706,326.98, 1,058,448.30 and 417,840.26 is: 626,143.88
Step by Step Solution
- Step 1: Write the proportion equation
706,326.98 : 1,058,448.30 = 417,840.26 : x - Step 2: Convert to fraction form
706,326.98/1,058,448.30 = 417,840.26/x - Step 3: Cross multiply
706,326.98x = 1,058,448.30 × 417,840.26 - Step 4: Simplify right side
706,326.98x = 442,262,312,868.56 - Step 5: Solve for x
x = 442,262,312,868.56/706,326.98 - Step 6: Final answer
x = 626,143.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.